The yearbook club has 5 members returning from last year. They set up a booth in the cafeteria to recruit more members, and an average of 3 new members sign up each day. Which best describes why the graph relating the total number of members on the yearbook club, m, and the number of days the booth is set up, d, will be continuous or discrete?
The graph will be continuous because an end day for the booth being set up is not given in the description.
The graph will be continuous because there can be any number of people signing up each day since we are only given the average.
The graph will be discrete because some day the number of available people to sign up for the club will run out.
The graph will be discrete because there is no such thing as a partial person to sign up and the booth is set up once each day for sign ups.

Answers

Answer 1

The correct option is the graph will be discrete because there is no such thing as a partial person to sign up and the booth is set up once each day for sign ups.

What is Discrete Random Variable?

Discrete random variables are defined as the variable which takes only finite number of distinct values in the data set.

These variables are usually countable.

Continuous random variables are those which take infinitely many values in the data set.

These include all set of real numbers.

Here the situation is the recruitment of members for the yearbook club.

The members coming for sign up will only in the form of numbers like 0, 1, 2, 3, ........

There is nothing like partial person coming for the sign up.

And there will be only finite number of members each day because booth is set up only once in each day.

Hence the graph of total number of members on the yearbook club, m, and the number of days the booth is set up, d, will be discrete.

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Related Questions

To make marbled paper, Shannon filled a rectangular 10/279 cm by 10/178 dish with water. Then they gently swirled paint on top of the water. Let A represent the area of the dish.

Select 1 multiplication and 1 division equation to represent the relationship.


A) 178/10 x A = 279/10

B) 178/10 x 279/10 = A


A) 279/10 / 178/10 = A

B) A / 178/10 = 279/10

Answers

When Shannon filled a rectangular 10/279 cm by 10/178 dish with water, the area is B) 178/10 x 279/10 = A and A / 178/10 = 279/10

How to illustrate the information?

It should be noted that in order to make the paper, Shannon filled a rectangular 10/279 cm by 10/178 dish with water and then they gently swirled paint on top of the water.

Therefore, the area of the rectangular paper as illustrated will be calculated by multiplying the dimensions given. This will be:

Area = Length × Width

Area = 10/279 × 10/178

Therefore, based on the information, it should be noted that the correct option is B.

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Answer:

b and d

Step-by-step explanation:

Please answer this correctly .

Please answer this correctly .

Answers

Answer:

Ummm We Know A triangle Degrees Is ( in total) 180*

SO If 30* is one side then it's 30* - 180 = 150 split that and you have 125 and 125 for the last 2 side hope it helps

平和

Help me get it right no links

Help me get it right no links

Answers

Answer:

60 degrees

Step-by-step explanation:

See the picture I attached, I hope this helps!

Help me get it right no links








A survey was conducted about real estate prices. Data collected is 181386,243922,355008,406791,542820,648303,782200 , 845053,924494,1089774,1175704,1274928,1308954 . What is the median price

Answers

The median price from the given data is 648,303.

To find the median price from the given data, we need to arrange the prices in ascending order and then locate the middle value. If there is an odd number of data points, the median will be the middle value. If there is an even number of data points, the median will be the average of the two middle values.

Let's arrange the data in ascending order:

181,386,243,922,355,008,406,791,542,820,648,303,782,200,845,053,924,494,1,089,774,1,175,704,1,274,928,1,308,954

There are a total of 13 data points, which is an odd number. So, the median price is the middle value.

The middle value is the 7th value:

Median Price = 648,303

Therefore, the median price from the given data is 648,303.

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Lia has a dog and a cat. Together, the pets weigh 24 pounds. The dog weighs 2 times as much as the cat.

Answers

Answer:

The dog weighs 16 pounds, while the cat weighs 8 pounds

Step-by-step explanation:

Let's call the weight of the dog d, and the weight of the cat c.

d+c=24

d=2c

Substitute the second equation into the first:

(2c)+c=24

3c=24

c=8

d=24-8=16

Hope this helps!

an item cost $390 before tax, the sales tax is $31.20. Find the sales tax.

Answers

Lol, channel be asking for a 100 dollars for a f-ing straw

Judith and her brother, Adam, are making orange frosting to decorate cupcakes for their Halloween
party. They use the same amount of orange food coloring, but Adam uses more white buttercream
frosting than Judith. Whose Ffrosting will be a darker shade of orange?

Answers

Judith’s frosting will be a darker shade of orange.

Josie has 16 coins. Each of her coins is either a quarter or a dime. If she has 6 more dimes than quarters, and the total value is $2.35, how many quarters does Josie have?

Answers

Josie has a total of 5 quarters.

How to find the number of quarters using equation?

Josie has 16 coins. Each of her coins is either a quarter or a dime.

Let

x = number of quarters

y = number of dime

she has 6 more dimes than quarters.

Therefore,

y = 6 + x

x + y = 16

-x + y = 6

2y = 22

y = 11

11 = 6 + x

x = 11 - 6

x = 5

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​Iris's checking account pays simple interest at ​4% per year. She has ​$180 in her account. Write a linear function to model the amount of money in her checking account at any time t.

​A(t)=

Answers

The amount of money in Iris's checking account can be modeled by a linear function of the form:

y = mt + b

where y is the amount of money in the account, t is the time (measured in years), m is the rate of interest, and b is the initial amount in the account.

In this case, we have m = 0.04 (since the interest rate is 4% per year) and b = 180 (since that's the initial amount in the account). Therefore, the linear function that models the amount of money in Iris's checking account at any time t is:

y = 0.04t + 180

For example, if t = 5 (years), then the amount of money in Iris's checking account is 0.04 * 5 + 180 = 198 dollars.

Geometry please help me I'll give brainliest <3
Question 24

Geometry please help me I'll give brainliest &lt;3Question 24

Answers

Answer:

∠ TVW = 65°

Step-by-step explanation:

∠ UVW = ∠ TVW + ∠ UVT ( substitute values )

21x + 6 = 8x + 9 + 88

21x + 6 = 8x + 97 ( subtract 8x from both sides )

13x + 6 = 97 ( subtract 6 from both sides )

13x = 91 ( divide both sides by 13 )

x = 7

Then

∠ TVW = 8x + 9 = 8(7) + 9 = 56 + 9 = 65°

Simplify (−4.5)(−6)(5.4).

A. −145.8
B.−14.58
C. 14.58
D. 145.8

Answers

Answer:

the correct answer is D. 145.8

The answer is D. 145.8 because (-4.5)(-6) make a positive 27 and 27x5.4= 145.8

PLEASE HELP ME ASAP!!!


TY!! :)

PLEASE HELP ME ASAP!!!TY!! :)

Answers

Your answer is B, it’s the same equation, just flipped around, so the answer is the same.

which number appears most in the first 6 billion decimal places of pi?
a. 2
b. 1
c. 0
d. 5

Answers

The digit that appears the most in the first 6 billion decimal places of pi is  C. 0.

Pi is a mathematical constant that is approximately equal to 3.14159. It is an irrational number, meaning that its decimal representation goes on infinitely without repeating. As a result, it is impossible to determine the exact value of pi, but its value can be approximated using various methods, including the use of computer algorithms. One such algorithm involves calculating pi to billions or trillions of decimal places. The resulting sequence of digits can then be analyzed to determine which digit appears the most frequently. In the case of the first 6 billion decimal places of pi, the digit 0 appears the most frequently.

According to one study, the frequency of each digit in the first 6 billion decimal places of pi is as follows: 0: 599,963,005 1: 600,033,072 2: 599,968,761 3: 600,098,056 4: 599,916,636 5: 599,993,197 6: 600,019,293 7: 600,007,804 8: 599,946,928 9: 599,956,248 As can be seen from these figures, the digit 0 appears more frequently than any other digit in the first 6 billion decimal places of pi. Therefore the correct option is C

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Given the graph below, what is the y-intercept(s)? Give your answer(s) as an ordered pair.

Given the graph below, what is the y-intercept(s)? Give your answer(s) as an ordered pair.

Answers

Answer:

(0, 4)

General Formulas and Concepts:

Algebra I

The y-intercept is the y value when x = 0. Another way to reword that is when the graph crosses the y-axis.

Step-by-step explanation:

According to the graph, the line passes the y-axis at y = 4. Therefore, our y-intercept is (0, 4).

At a garage sale, Liyah priced
her scooter for $15.50. She
ended up selling it for $10.75.
Find the percent of decrease
in the price of the scooter.
Round to the nearest tenth if
necessary

Answers

Answer:30.6452% decrease

Step-by-step explanation:

-Subtract starting value(original price) minus final value

-Divide that amount by the absolute value of the starting value

-Multiply by 100 to get percent decrease

-If the percentage is negative, it means there was an increase and not an decrease.

A bag contains 55 coins of $1 and ¢50 denominations. Find the number of coins of each denomination, if the total amount in the bag is $40.

Answers

Answer:

Number of $1 coins are 25 and number of 50 cent coins are 30.

Step-by-step explanation:

Let's set up the equations.

Let there are x number of $1 coins

There are y number of 50 cent coins

So, x+y =55

1 x+0.50 y =40

Solve the equations for x and y.

Solve the first equation for y.

y=55-x

Substitute y as 55-x into the second equation.

1 x+0.50(55-x)=40

Solve the equation for 'x'.

Distribute the 0.50 to get rid the ( ).

1 x+27.5-0.50 x= 40

Combine like terms

0.50 x +27.5=40

Subtract both sides 27.5

0.50 x =12.5

Divide both sides by 0.50

x=25

Now, plug in x as 25

y=55-25

y=30

So, number of $1 coins are 25 and number of 50 cent coins are 30.

Triangle BCD, with vertices B(4,-7), C(6,-8), and D(7,-2), is drawn on the coordinate
grid below.
S
Answer: A =
6
7
D
9
What is the area, in square units, of triangle BCD?
units
Submit Answer
K

Triangle BCD, with vertices B(4,-7), C(6,-8), and D(7,-2), is drawn on the coordinategrid below.SAnswer:

Answers

Answer: The area is 6.5

THERE ARE 60 INCHES IN 5 FEET- HOW MANY INCHS ARE IN 8 FEET

Answers

Answer: 96 inches in 8 feet

Step-by-step explanation:

12 inches in one foot

12x8=96

The required inches in 8 feet are given as 96 inches.

What is a unit of measurement?

Unit of measurement is defined as every entity having its measures in dimensions, weight, and time. Such as for length we have a meter, for liquid we have liters, and so on.

Here,
Given that,
60 inches = 5 feet

So,1 feet = 12 inches

now,
Let for 8 feet we have x inches
x =  8 feet
x = 8 × 12 inches
x = 96 inches

Thus, the required inches in 8 feet are given as 96 inches.

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Teo has a combination of quarters, loonies, and toonies in his pocket.
He knows he has 9 coins in total and that he has at least one of each
type of coin.
a) hwo many outcomes end with over 8$

b) How many different combinations of coins could Teo use to pay for an item
that costs between $10 and $12, if he uses fewer toonies than loonies?

Answers

Answer:

343

Step-by-step explanation:

There are quarters(25¢), loonies ($1), and toonies ($2)

And total number of coins is 9

If loonies ($1), and toonies ($2) are one, then quarters(25¢) is 7

If quarters(25¢), and toonies ($2) are one, then loonies ($1)is 7

If loonies ($1), and quarters(25¢) are one, then toonies ($2) is 7

So possible number number of combination for an item that cost between $10 and $12 is

= 1^3 * 1^3 * 7^3

= 343

hope this helps, stay safe :)

The number of different combinations of coins could Teo use to pay for an item that costs between $10 and $12 is 17.

What are Combinations?

Combinations are defined as the arrangement of objects or numbers in a way such that the order of the arrangement does not matter.

Given that,

Teo has a combination of quarters, loonies, and toonies in his pocket.

Total number of coins = 9

1 quarter = $0.75

1 loonie = $1

1 toonie = $2

If he uses fewer toonies than loonies,

Total number of combinations of 9 coins = 1³ × 1³ × 7³ = 343

We need the number of combinations in between $10 and $12.

We can form the following combinations.

(2 × $1) + $2 gives $4. Remaining can be 8, 9 and 10 quarter coins.

(3 × $1) + (2 × $2) gives $7. Remaining can be 4, 5 and 6 quarter coins.

(3 × $1) + (1 × $2) gives $5. Remaining can be 7, 8 and 9 quarter coins.

(4 × $1) + (3 × $2) gives $10. Remaining can be 1 or 2 quarter coins.

(4 × $1) + (2 × $2) gives $8. Remaining can be 3, 4 and 5 quarter coins.

(4 × $1) + (1 × $2) gives $6. Remaining can be 6, 7 and 8 quarter coins.

Total number of combinations = 3 + 3 + 3 + 2 + 3 + 3 = 17

Hence the total number of combinations are 17.

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Please answer my question.

Please answer my question.

Answers

a. The coordinates after the rotation are: D(-5, 4) → D' (5, -4), E(3, 6) → E'(3, -6), and F(4, 2) → F'(4, -2) b. The general rule below that describes the rotation are: (x, y) → (x, -y).

What are transformation?

According to the definition of a transformation in mathematics, a transformation is a geometric shape or formula that has been altered, mapping the shape or formula from its preimage, or initial position, to its image, or after-transformation position. Because transforming a function to a different space offers a fresh viewpoint on the issue, scientists and mathematicians employ transformations to simplify a problem. Scientists frequently shift a function, manipulate it, and then transform it back to its original place because this fresh perspective can make computations easier in the new space than in the old one.

a. The coordinates after the rotation are:

D(-5, 4) → D' (5, -4)

E(3, 6) → E'(3, -6)

F(4, 2) → F'(4, -2)

b. The general rule below that describes the rotation are:

(x, y) → (x, -y)

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PLEASE HELP I ONLY HAVE 3 MINUTES LEFT!!

Suppose that F(x) = x^2 and G(x)=3x^2 +8. Which statement best compares
the graph of G(x) with the graph of F(x)?
* look at picture* please put right answer

PLEASE HELP I ONLY HAVE 3 MINUTES LEFT!!Suppose that F(x) = x^2 and G(x)=3x^2 +8. Which statement best

Answers

Answer:

ur screwed go with b

Step-by-step explanation:

Answer:B The graph of g(x) is the graph of f(x) compressed vertically. The factor of compression is 2/5 and is less than 1 so it is compressed instead of stretch if the factor was greater than 1. There is no reflection across the x-axis because there is no negative sign in front of the function f(x).

JUST ANSWER B

there were 540 students in a school last year and 648 students this year. Find the increased number of students in percent.

Answers

Answer:

118

Step-by-step explanation:

:)

There was a 20% increase in students.


final value - initial value
———————————— x 100 = % increase
initial value

• 648 (final value) - 540 (initial value) = 108
• 108 / 540 = 0.2
• 0.2 x 100 = 20%

Let me know if I made a mistake

Is -3 greater or less than -5

Answers

Answer:

yes because its closer to not being negitibve

Step-by-step explanation:

Answer:

Greater!

Step-by-step explanation:

-3 is closer to 0 than -5 is.

Triangles ABC and DEF are right triangles, as shown. A ABC is similar to A DEF
D
B
А
F
E
Which ratios are equal to cos(B)?Choose the TWO ratios that apply.

Answers

Answer:

a/c and d/e are equal to cos(b)

Step-by-step explanation:

i used substitute and solve at first, but that didnt work too well so i moved on to the guess and check method.

my guess is a/c and d/e are equal to cos(b), can anyone check this?

find a1 in a geometric series for which sn = 93, r = 2, and n = 5

Answers

The first term, a1, in the geometric series is -3.

What is Geometric Series?

A geometric series is a series for which the ratio of two consecutive terms is a constant function of the summation index. The more general case of a ratio and a rational sum-index function produces a series called a hypergeometric series. For the simplest case of a ratio equal to a constant, the terms have the form

To find the first term, a1, in a geometric series given the sum, Sn = 93, the common ratio, r = 2, and the number of terms, n = 5, we can use the formula for the sum of a geometric series:

Sn = a1 * (1 - r^n) / (1 - r)

Plugging in the given values, we have:

93 = a1 * (1 - 2^5) / (1 - 2)

Simplifying the expression:

93 = a1 * (1 - 32) / (-1)

93 = a1 * (-31)

Now we can solve for a1 by dividing both sides of the equation by -31:

a1 = 93 / -31

a1 = -3

Therefore, the first term, a1, in the geometric series is -3.

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find b for 7-10
please help

find b for 7-10please help

Answers

7) Angles around a point add to 360 degrees, so b = 23.

8) Angles that form a linear pair add to 180 degrees, so b = 131.

9) Vertical angles are equal, so b = 90.

10) Vertical angles are equal, so b = 73.

To test the fairness of law enforcement in its area, a local citizens’ group wants to know whether women and men are unequally likely to get speeding tickets. Four hundred randomly selected adults were phoned and asked whether or not they had been cited for speeding in the last year. Using the results in the following table and a 0.05 level of significance, test the claim of the citizens’ group. Let men be Population 1 and let women be Population 2.
Speeding Tickets

Ticketed Not Ticketed

Men 12 224

Women 19 145

a. State the null and alternative hypotheses for the above scenario
b. Find the critical value of the test
c. Find the test statistic of the test
d. Find the p-value of the test
e. Write the decision of the test whether to reject or fail to reject the null hypothesis

Answers

The null hypothesis (H 0) is that there is no difference in the likelihood of getting speeding tickets between men and women. The alternative hypothesis (H a) is that there is a difference in the likelihood of getting speeding tickets between men and women.

(a) The null hypothesis (H 0) states that there is no difference in the likelihood of getting speeding tickets between men and women, while the alternative hypothesis (H a) suggests that there is a difference. (b) The critical value depends on the chosen level of significance (α), which is typically set at 0.05. The critical value can be obtained from the chi-square distribution table based on the degrees of freedom (df) determined by the number of categories in the data.

(c) The test statistic for this scenario is the chi-square test statistic, which is calculated by comparing the observed frequencies in each category to the expected frequencies under the assumption of the null hypothesis. The formula for the chi-square test statistic depends on the specific study design and can be calculated using software or statistical formulas.(d) The p-value is the probability of obtaining a test statistic as extreme as the observed value, assuming the null hypothesis is true. In this case, it can be calculated using the chi-square distribution with the appropriate degrees of freedom.

(e) The decision of the test is made by comparing the p-value to the chosen level of significance (α). If the p-value is less than α (0.05 in this case), the null hypothesis is rejected, indicating that there is evidence of a difference in the likelihood of getting speeding tickets between men and women. If the p-value is greater than or equal to α, the null hypothesis is failed to be rejected, suggesting that there is not enough evidence to conclude a difference between the two populations in terms of speeding ticket frequency.

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In the figure below, quadrilateral EFHJ is a parallelogram, and triangle FGH is a scalene right triangle.


Note: picture not drawn to scale

If mJEF = 142°, what is mHFG?
A.
52°
B.
60°
C.
30°
D.
38°

In the figure below, quadrilateral EFHJ is a parallelogram, and triangle FGH is a scalene right triangle.Note:

Answers

Answer:

A

Step-by-step explanation:

In a parallelogram the opposite angles are congruent, thus

∠ JHF = ∠ JEF = 142°

∠ JHF and ∠ FHG are adjacent angles and are supplementary, thus

∠ FHG = 180° - 142° = 38°

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

∠ HFG = 180° - (90 + 38)° = 180° - 128° = 52° → A

What is the measure of ∠x angles are not necessarily drawn to scale.

What is the measure of x angles are not necessarily drawn to scale.

Answers

Answer:

58 degrees

Step-by-step explanation:

The other two angles are 56 and 66 degrees and you know that all the angles add up to 180 degrees.

So just subtract:

180-56-66= 58 degrees

it works because the lines are parallel in the picture.

Find the eigenvalues λn and eigenfunctions yn(x) for the given boundary-value problem. (Give your answers in terms of n, making sure that each value of n corresponds to a unique eigenvalue.) y'' + (λ + 1)y = 0, y'(0) = 0, y'(1) = 0

Answers

λn = (nπ)^2 - 1, and the corresponding eigenfunction is y_n(x) = B sin(nπ x).

How do we calculate?

The general solution of the differential equation is of the form

y(x) = A sin(√(λ+1) x) + B cos(√(λ+1) x).

Applying the boundary condition y'(0) = 0, we have:

y'(x) = A√(λ+1) cos(√(λ+1) x) - B√(λ+1) sin(√(λ+1) x)

y'(0) = A√(λ+1) cos(0) - B√(λ+1) sin(0) = 0

Here  A = 0.

Applying  the boundary condition y'(1) = 0, we have:

y'(x) = - B√(λ+1) sin(√(λ+1) x)

y'(1) = - B√(λ+1) sin(√(λ+1)) = 0

Which means that √(λ+1) = nπ for n = 1, 2, 3, ...

In conclusiuon,  λn = (nπ)^2 - 1, and the corresponding eigenfunction is y_n(x) = B sin(nπ x).

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