a bag contains a total of 17 marbles -- five orange, and twelve blue. after mixing the marbles in the bag, you reach in and take one, then, without replacing that first marble, you reach in and take a second marble. what is the probability that both marbles you took are blue? please give your answer as a decimal, rounded to two places after the decimal point.

Pua will use 13, 1/4 cups of oatmeal.

The division in mathematics is one kind of operation. In this process, we split the expressions or numbers into the same number of parts.

Given:

Pua needs 3\(\frac{1}{4}\) cups of oatmeal.

The number of 1/4 cups of oatmeal,

she will use,

= 13/4 ÷ 1/4

= 13

Therefore, she will use 13 cups.

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If Lola uses only ³/₄ gallons of fruit juice, proportionately, she will need the following quantities of the other ingredients:

Proportion is the ratio or relative relationship of one value against another.

Proportion is used to show the quantity of a number contained in another.

Proportions are depicted using fractions, decimals, or percentages.

Available Ingredients for a Punch Recipe:

Bottles of ginger ale = 2 liters

Gallons of fruit juice = 1 gallon

Gallons of sherbet = ¹/₂ gallons

The proportion of fruit juice used = ³/₄ gallons

The proportion of ginger ale to be used = 1¹/₂ liters (2 x ³/₄)

The proportion of sherbet to be used = ³/₈ gallons (¹/₂ x ³/₄)

Thus, in proportion, Lola will use 1¹/₂ liters of ginger ale and ³/₈ gallons of sherbet if she cuts the recipe by using ³/₄ gallons of fruit juice.

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Answer:

The most basic way is to divide and multiply.

For example, if you say there are 50 candy pieces and the proportion of hard to chewy is 2 to 3, you would add variables to make it easier to comprehend.

2x to 3x

Total of 5x = 50

x = 10

So you know there are 2(10) = 20 hard candies and 3(10) chewy candies.

Another scenario could be 20 hard candies and 30 chewy candies form to make a basket and you want to make another with the same proportion. If you have already 50 hard, you want to find how many chewy.

First, simplify to get 2:3 for the already made.

Place in a fraction as 2/3

Substitute x in for the chewy and get 50/x (*** IMPORTANT: Keep the same on both fractions, constant by either doing the chewy/ hard or hard/ chewy)

Place side by side

2/        50/

3          x

You can cross multiply and get

2x = 150

x = 75

You would need 75 chewy candies!

Now, answers....

The first example is NOT because 7 x 48 doesn't equal 6 x 52. Also, 6 x 8 = 48 but 7 x 8 doesn't equal 52.

Secondly, 5 x 6 is 30, so you know you need to multiply the bottom by 6.

6a = 54

a = 9

Hooe this helps! :)

The type of sampling described, where the researchers intentionally select a sample with 50% straight and 50% LGBTQ+ respondents, is known as "disproportionate stratified sampling."

A. Disproportionate stratified sampling involves dividing the population into different groups (strata) based on certain characteristics and then intentionally selecting a different proportion of individuals from each group. In this case, the researchers are dividing the population based on sexual orientation (straight and LGBTQ+) and selecting an equal proportion from each group.

B. Availability sampling (also known as convenience sampling) refers to selecting individuals who are readily available or convenient for the researcher. This type of sampling does not guarantee representative or unbiased results and may introduce bias into the study.

C. Snowball sampling involves starting with a small number of participants who meet certain criteria and then asking them to refer other potential participants who also meet the criteria. This sampling method is often used when the target population is difficult to reach or identify, such as in hidden or marginalized communities.

D. Simple random sampling involves randomly selecting individuals from the population without any specific stratification or deliberate imbalance. Each individual in the population has an equal chance of being selected.

Given the description provided, the sampling method of intentionally selecting 50% straight and 50% LGBTQ+ respondents represents disproportionate stratified sampling.

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a. no

b. yes

c. no

d. yes

- request: please mark brainiest, and click the thanks button if correct <3

Answer:

1( no

2(yes

3(no

4(yes

Step-by-step explanation:

A study by a business professor at Arizona State University found that students who missed two classes had grades that were one full letter grade lower than those who attended all classes. This suggests that attending class is essential for academic success.

There are a few reasons why missing class can lead to lower grades. First, students who miss class may miss important information that is covered in lectures. Second, they may miss opportunities to ask questions and get help from the professor. Third, they may fall behind on assignments and readings.

To avoid falling behind, it is important to attend all classes. If you must miss class, be sure to get notes from a classmate and ask the professor for any missed assignments or readings. By attending class and staying on top of your work, you can improve your chances of academic success.

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Complete question:

A study by a business professor at Arizona State University showed that, on average, is students' grades wet down one full grade for every _ classes they missed.

a. one

b. two

c. three

d. four

Answer: C

Step-by-step explanation: C

2 divided into 9 parts is 2/9.

Let's' explain this visually

Take this pizza, (image below)

Let's say we have two pizzas for 8 friends (including ourselves), so naturally, we'll cut the pizza's each into 9 slices, 1 for each, now everyone gets 1/9 of a pizza, but there are two pizzas, so if we add 1/9+1/9, we'll get two ninths.

Now 2/9=0.2 repeating!

This is how I got my answer sorry for the vague  explanation

Answer:

is there like a picture of the question?

Answer:

The answer is B

Step-by-step explanation:

Did on test

Answer:

see explanation

Step-by-step explanation:

∠ a and 150° are a linear pair and sum to 180° , then

∠ a + 150° = 180° ( subtract 150° from both sides )

∠ a = 30°

the sum of the 3 angles in a triangle = 180° , then

∠ b + ∠ a + 60° = 180° , that is

∠ b + 30° + 60° = 180°

∠ b + 90° = 180° ( subtract 90° from both sides )

∠ b = 90°

Hello:

Let's consider this problem in steps:

Let's gather some information:

Now let's apply our knowledge to solve the problem:

  \(\rm \hookrightarrow cos(cos^{-1}0.3) = 0.3\)

Answer: 0.3

Hopefully that helps!

\(\frak{Hi!}\)

                      \(\large\text{Related Concept-:}\)

                     \(\boxed{\begin{minipage}{10cm} \sf{If\;you\;take\;the\;inverse\;cosine}\\ \;of\;a\;number,\;and\;then\;take\; its\;cosine,\;don't\;you\;get\;the\;number \\ you started with? \end{minipage}}\)

The inverse cosine and the cosine are operations that undo each other.

This being said, let's solve our problem.

\(\bf{cos(cos^{-1}\;0.3)=0.3\), based on what I said above

\(\cal{CALLIGRAPHY}\)

Answer:

-1.6

Step-by-step explanation:

4 + 10x = -12

10x = -12 -4

x= -1.6

The Golden Rule Test suggests that the decision embodies the principles of empathy and fairness, treating others as one would want to be treated. The Publicity Test indicates that the decision has been well received and is aligned with public expectations.

- The Publicity Test is designed to assess whether the decision or action can withstand public scrutiny and be disclosed openly.

- I score this test an 8 because the decision or action in question has already been made public and received positive feedback from various stakeholders.

- The organization has been transparent in its communication, engaging with the public and addressing concerns promptly.

- The decision aligns with the organization's values and mission, which resonates positively with the public.

- The organization has effectively managed any potential negative publicity by proactively addressing criticisms and providing clear justifications for the decision.

- Overall, the Publicity Test indicates that the decision has been well received and is aligned with public expectations.

The Moral Mentor Test Score: 6

- The Moral Mentor Test evaluates the decision or action by considering whether it reflects the guidance of a wise and ethical mentor.

- I score this test a 6 because while the decision is generally ethical, there are some potential ethical dilemmas that need to be carefully addressed.

- The decision has considered the welfare of various stakeholders and adheres to legal and regulatory frameworks.

- However, there might be some moral complexities associated with certain aspects of the decision that need further evaluation.

- It is important for the organization to seek guidance from ethical experts and consider potential long-term consequences to ensure the decision aligns with the principles of a moral mentor.

- Overall, the Moral Mentor Test suggests that the decision is on the right track but requires careful ethical analysis and considerations.

The Admired Observer Test Score: 9

- The Admired Observer Test assesses whether the decision or action would be approved by an admired and objective observer.

- I score this test a 9 because the decision demonstrates a high level of integrity and is likely to be approved by an objective observer.

- The decision is aligned with industry best practices and follows ethical guidelines.

- It takes into account the interests of various stakeholders and aims to maximize positive outcomes for all parties involved.

- The decision is well-reasoned, considering both short-term and long-term implications.

- Overall, the Admired Observer Test indicates that the decision is commendable and likely to be seen as fair and ethical by an objective observer.

The Transparency Test Score: 7

- The Transparency Test evaluates whether the decision-making process is transparent and accountable.

- I score this test a 7 because while the decision-making process has been relatively transparent, there is room for improvement.

- The organization has provided some level of information and rationale behind the decision, but there may be areas where more transparency is required.

- It is essential for the organization to proactively communicate the decision, its underlying factors, and potential impacts to ensure stakeholders have a clear understanding.

- Increasing transparency can help build trust and mitigate any potential misunderstandings or mistrust.

- The Person in the Mirror Test assesses whether the decision or action aligns with the individual's values and principles.

- I score this test an 8 because the decision demonstrates alignment with the individual's values and principles.

- The decision-maker has considered the ethical implications and personal integrity while making the decision.

- The decision reflects a commitment to fairness, honesty, and accountability.

I score this test a 9 because the decision demonstrates a high level of empathy and fairness towards others.

- The decision considers the interests and well-being of various stakeholders, treating them with respect and dignity.

- It reflects a commitment to fairness, equality, and reciprocity in relationships.

- The organization has taken steps to ensure that the decision does not cause harm or disproportionately benefit any specific group.

- Overall, the Golden Rule Test suggests that the decision embodies the principles of empathy and fairness, treating others as one would want to be treated.

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The distance between the chord to the center of the circle is 42.70 units.

The line segment joining the two points in the circle, the diameter, is the longest chord of the circle.

Given that, a circle has 100 cm of chord and 26 cm of radius, we need to find the distance between them,

Let the chord be AB and the radius be CA and the distance between them be AD,

Please refer to the figure,

We see that, the arrangement of the radius and chord are making a right triangle,

Therefore, using Pythagoras theorem,

AC² = AD² + CD²

50² = 26²+CD²

CD = 2500-676

CD = 42.70

Hence, the distance between the chord to the center of the circle is 42.70 units.

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Answer:

200.96

Step-by-step explanation:

have a good day:D

Answer:

Baguette is very important

Step-by-step explanation:

they don't have bidet but baguette

Answer:

honestly i think its a pretty country, its pretty nice and wish i could go.  

Step-by-step explanation:

Answer:

  figure ABC ~ figure AB'C'

Step-by-step explanation:

Figures related by dilation are similar. If AB'C' is a dilation of ABC, it is also similar to ABC.

Answer:

The answer is Multiplication.

Step-by-step explanation:

The coefficient of the x term in f(x) is 2, and the coefficient of the x term in g(x) is 2. When we add or subtract the two functions, the coefficient of the x term remains 2. However, when we multiply the two functions, the coefficient of the x term becomes 4. Therefore, multiplication results in the largest coefficient on the x term.

Here is the solution for each of the operations:

Addition: f(x) + g(x) = (2x −1) + (2x + 4) = 4x + 3

Subtraction: f(x) - g(x) = (2x −1) - (2x + 4) = -5

Multiplication: f(x) * g(x) = (2x −1) * (2x + 4) = 4x^2 + 6x - 4

As you can see, the coefficient of the x term in f(x) * g(x) is 4, which is larger than the coefficients of the x terms in f(x) + g(x) and f(x) - g(x). Therefore, multiplication results in the largest coefficient on the x term.

A mixed Nash Equilibrium is a concept in game theory where each player in a 2-player game chooses a mixed strategy that maximizes their expected payoff, given the strategies of the other player.

In other words, it is a situation where neither player can improve their payoff by unilaterally changing their strategy.
An example of a 2-player game is the classic "Prisoner's Dilemma". In this game, two suspects are arrested for a crime and are being held in separate cells. The prosecutor offers each suspect a plea bargain: if one confesses and the other remains silent, the one who confesses will receive a reduced sentence while the other will receive a harsher sentence. If both confess, they will each receive a moderately harsh sentence, and if both remain silent, they will each receive a light sentence.
To exhibit a mixed Nash Equilibrium in this game, let's assume that both suspects choose between two strategies: "confess" or "remain silent". If one player confesses, the other player's best response is also to confess (since the harsher sentence for remaining silent is worse than the moderately harsh sentence for confessing). However, if both players confess, they both receive a moderately harsh sentence which is worse than if both remained silent. Therefore, neither player has a dominant strategy.
To find the mixed Nash Equilibrium, we can assign probabilities to each strategy for each player. Let's assume that each player chooses "confess" with probability p and "remain silent" with probability 1-p. If one player chooses "confess" with probability p, the other player's expected payoff is 2p (if they also confess) or 1-2p (if they remain silent). Therefore, the other player's best response is to choose "confess" with probability q=2p/(2p+1-2p) or "remain silent" with probability 1-q. Similarly, if the other player chooses "confess" with probability q, the first player's best response is to choose "confess" with probability p=2q/(2q+1-2q) or "remain silent" with probability 1-p.

Solving for the mixed Nash Equilibrium, we find that both players should choose "confess" with probability 1/3 and "remain silent" with probability 2/3. This means that in the long run, both suspects will confess approximately one-third of the time and remain silent two-thirds of the time, resulting in a moderately harsh sentence for both players.
A mixed Nash Equilibrium refers to a situation in a 2-player game where both players adopt a randomized strategy, and neither of them can improve their expected payoff by unilaterally changing their strategy. In other words, both players are indifferent among their strategies, and neither has an incentive to deviate from their current mixed strategy.
An example of a 2-player game that exhibits a mixed Nash Equilibrium is the classic game of Rock-Paper-Scissors. In this game, each player has three strategies: rock, paper, or scissors. The rules are that rock beats scissors, scissors beats paper, and paper beats rock.
To find the mixed Nash Equilibrium, both players should choose each strategy with equal probability (1/3 for rock, 1/3 for paper, and 1/3 for scissors). By doing this, each player's expected payoff is the same regardless of their opponent's strategy, as the chances of winning, losing, or tying are equal. Thus, there is no incentive for either player to deviate from this randomized strategy, and the mixed Nash Equilibrium is achieved.

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Answer:

0.6m²

Step-by-step explanation:

Length: 1.2 m

Width: 50cm=0.5m

Area=length×widtg

Answer:

plz leave answer choices plz and thank you i tried but im very sorry i wrong question

Step-by-step explanation:

Your search - Mathematics 15 seconds ago +15 pts 2. The sum of the roots of a quadratic equation is -5. If ... - did not match any documents.

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There is sufficient evidence at the 0.05 level to support the company's claim that less than 49 % of the chips fail in the first 1000 hours of their use.

In order to determine if there is sufficient evidence at the 0.05 level to support the company's claim, a hypothesis test needs to be conducted.

In this case, the null hypothesis, H0 is that the proportion of computer chips that fail in the first 1000 hours of their use is equal to or greater than 0.49 (i.e. less than or equal to 51% pass).

The alternative hypothesis, Ha is that the proportion of computer chips that fail in the first 1000 hours of their use is less than 0.49 (i.e. more than 51% fail).

Now we can calculate the test statistic using the following formula:

z = (p - P) / √[P (1 - P) / n]

where p is the sample proportion, P is the hypothesized proportion under the null hypothesis, and n is the sample size.

In this case, p = 0.46, P = 0.49, and n = 1600. Substituting these values into the formula we get:

z = (0.46 - 0.49) / √[0.49 (1 - 0.49) / 1600] = -2.571

This test statistic has a standard normal distribution, which we can use to find the p-value associated with it.

Using a standard normal table or calculator, we find that the p-value is approximately 0.005.

Since this p-value is less than the significance level of 0.05, we can reject the null hypothesis and conclude that there is sufficient evidence at the 0.05 level to support the company's claim that less than 49 % of the chips fail in the first 1000 hours of their use.

Therefore, we can conclude that there is sufficient evidence at the 0.05 level to support the company's claim that less than 49 % of the chips fail in the first 1000 hours of their use. The null and alternative hypotheses are:H0: p ≥ 0.49Ha: p < 0.49 where p is the proportion of computer chips that fail in the first 1000 hours of their use.

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Answer:

Step-by-step explanation:

Here's what we know:

1/6 + 2/5 + x = 1 (the fractions read plus the 60 pages (currently an unknown fraction) makes one whole book)

First we need a common denominator. LCD is 30:

5/30 + 12/30 + x = 1

18/30 + x = 1

Subtract:

x = 30/30 - 18/30

x = 12/30

Now we have an equivalency. 60 pages out of the whole book is equal to 12/30. Or:

60/y = 12/30

Cross multiply:

60 * 30 = 12y

Divide both sides by 12:

60 * 30 / 12 = y

Factor out a 6:

10 * 30 / 2 = y

Factor out 2:

10 * 15 = y

150 = y

There are 150 pages in the book.

try this!!!!!!!

We can use the definition of the Laplace transform and the identity for sinh bt to find the Laplace transform of f(t) = sinh bt:

L{sinh bt} = ∫₀^∞ e^(-st) sinh bt dt

= 1/2 ∫₀^∞ e^(-st) (e^bt - e^(-bt)) dt

= 1/2 (∫₀^∞ e^(-(s-b)t) dt - ∫₀^∞ e^(-(s+b)t) dt)

To evaluate these integrals, we use the fact that ∫₀^∞ e^(-at) dt = 1/a for a > 0:

L{sinh bt} = 1/2 ((1/(s-b)) - (1/(s+b)))

= b/(s^2 - b^2)

Therefore, the Laplace transform of f(t) = sinh bt is b/(s^2 - b^2).

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Answer:

A=½bh

20=5x(½)

multiply by reciprocal both sides

40=5x

divide

8=x

Answer:

I didn't understand the question well is it 1.8meter in 1h24m if so then here is my answer

Step-by-step explanation:

so basically to make things easy for me I convert hours to minutes 4h is 4×60=240minutes 1h24min= 84min right

so if I baby walks 1.8m in a 84min then in a 240min they gonna walk X meter

84min-->1.8m

240min--> X

so 240×1.8÷84=5.14

So a baby will walk 5.14m in 4H

Matrix factorization is a method that reduces the dimensionality of a rating matrix, revealing latent factors and enabling clustering in recommendation systems and data analysis.

Matrix factorization is a popular technique used in recommendation systems and data analysis. Its basic intuition lies in decomposing a large rating matrix into lower-dimensional matrices, allowing for better understanding and utilization of the underlying data.

One key intuition is that matrix factorization provides a way to represent users and items in a shared low-dimensional space. By factorizing the rating matrix, we can identify latent factors or features that capture the preferences and characteristics of both users and items. These factors can be computed from the rating matrix and enable a compact representation of the data.

Another insight is that matrix factorization allows for clustering of users and items. By factoring the user and item matrices, we can partition them into clusters based on similar characteristics. This clustering enables us to treat users or items within the same cluster identically, reducing computational complexity and making recommendations more efficient by retaining representative users or items in each cluster.

Furthermore, matrix factorization reveals that content filtering and collaborative filtering are two different factorizations of the same rating matrix. Content filtering focuses on the attributes of items, while collaborative filtering analyzes user-item interactions. By factorizing the matrix, we can bridge the gap between these two approaches and gain a more comprehensive understanding of the data.

Therefore, the basic intuition behind matrix factorization lies in finding a lower-dimensional representation of the rating matrix, identifying latent factors, enabling clustering of users and items, and providing a shared space to describe them. This technique proves valuable in recommendation systems, data analysis, and uncovering hidden patterns within complex datasets.

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Answer:

Area= side x side

  = 11 x 11 = 121  square unit

Perimeter= 4 x side = 4 x 11 = 44 units

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Answer:

The independent variable.