The price of an item has been reduced by 15% the original price was $73

Answer:

remember that the circumference of a circle is 2πR

so the answer is 157.08

In time-series data, the regularly repeating upward or downward movements in series values that can be tied to recurring events are known as seasonal patterns.

Seasonal patterns are regularly repeating upward or downward movements in a series value that correspond to recurring events. There are mainly four types of seasonality; they are daily, weekly, monthly and quarterly. These patterns usually take place within a year and are due to seasons, holidays, or any other factor that influences time. The other two types of seasonality include multiplicative seasonality and additive seasonality.

Thus, seasonal patterns occur in time-series data and are due to recurring events such as holidays, seasons, or any other factor that influences time. There are mainly four types of seasonality which are daily, weekly, monthly and quarterly. The two types of seasonality include additive and multiplicative.

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Answer:

180

Step-by-step explanation:

i don't

Answer: 180 cedis

Step-by-step explanation: 4:6 is 40% for dora and 60% for dorris

Answer:

There were 140 robberies in Springfield in 2012.

Step-by-step explanation:

Answer:

176

Step-by-step explanation:

Delta Math

There is not sufficient evidence at the 0.02 level to refute the hospital director's claim that 44 percentage of lab reports contain errors.

To determine if there is sufficient evidence to refute the hospital director's claim that 44% of lab reports contain errors, we can use a hypothesis test with a significance level of 0.02.

Our null hypothesis (H0) is that the true proportion of errors in lab reports is 0.44, while our alternative hypothesis (Ha) is that the true proportion is different from 0.44.

We can use the formula for a test statistic, which is:

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.

Plugging in the given values, we get:

p‌ = 92/230 = 0.4

p = 0.44

n = 230

Calculating the test statistic, we get:

z = (0.4 - 0.44) / √(0.44*(1-0.44)/230) = -1.93

Looking up the critical value for a two-tailed test at a significance level of 0.02, we get 2.33. Since our test statistic (-1.93) is less than the critical value (-2.33), we fail to reject the null hypothesis.

Therefore, there is not sufficient evidence at the 0.02 level to refute the hospital director's claim that 44% of lab reports contain errors. However, it is important to note that this conclusion is based on a single sample and may not necessarily hold true for all lab reports in the hospital. Further testing with larger samples may be necessary to confirm or refute this claim with greater certainty.

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Answer:

A) 5n − 11

B) 11 − (n + 5)

C) 11 − 5n

D) 5(n − 11)

Your Welcome ;)

The required verbal algebraic expressions are given as ,
(a)  5x - 11    (b) (x + 5) - 11

(c)  5x - 11     (d) (x - 11)×5

The algebraic expression consists of constants and variables. eg x, y, z etc.

Here,
Let the number x,

a. The product of five and a number, decreased by eleven

⇒ 5x - 11

b. The sum of a number and five less than eleven

⇒ (x + 5) - 11

c. Five times a number fewer than eleven

⇒5x - 11

d. The quantity of a number minus eleven, multiplied by five

⇒(x - 11)×5

Thus, the required expression is shown above

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Answer: The slope is 1/2 and there is no y intercept

Step-by-step explanation:

The mean absolute deviation of the ages of the ages of the people at the party is 32.70

What is the significance of the mean absolute deviation?

The mean absolute deviation measures how far each age is from the mean

The first step is to determine the mean of the data distribution

mean=(75+28+16+8+4+12+80+93+37+50)/10

mean=40.30

We need to determine the difference between each age and the mean age disregarding negative signs

sum of distances from the mean=(75-40.30)+(28-40.30)+(16-40.30)+(8-40.30)+(4-40.30)+(12-40.30)+(80-40.30)+(93-40.30)+(37-40.30)+(50-40.30)

sum of distances from the mean=34.70+12.30+24.30+32.30+36.30+28.30+39.70+52.70+56.70+9.70

sum of distances from the mean=327.00

MAD=327.00/10

MAD=32.70

On the average, each age is 32.70 years away from the mean age of 40.30

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Experiment for given sample space S: {HH, HT, TH, TT} is flipping a fair coin twice.

A sampling space is a collection or set of possible outcomes from a random experiment. The sample space is denoted by the symbol 'S'. A subset of the possible outcomes of an experiment are called events. A sample space can contain a set of experimentally dependent results.

Given sample space,

S: {HH, HT, TH, TT}

H is head, and T is tail

It is sample space of flipping a coin

Flipping a fair coin once - {H , T}

Flipping a fair coin twice - {HH, HT, TH, TT}

Hence, flipping a fair coin twice is the experiment for given sample space.

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Answer:

6/8

Step-by-step explanation:

Answer:

D. 6

Step-by-step explanation:

Got right on Edgen 2020

27

Step-by-step explanation

The corresponding parts are as follows;

Angle ATS = Angle ABC

side AS = side AC

Angle SAT = Angle CAB

Angle AST = Angle ACB

Side AT = Side AB

ΔABC ~  ΔDEF  only if ratio of two sides of ΔABC and corresponding two sides of ΔDEF is equal and the angle included in both sides are congruent.

Suppose the two sides of ΔABC are AB and BC, and that of DEF be DE and EF.

For two similar figures, the pair by pair similar angles of those two similar figures are called corresponding angles. They are of same measurement.

We are given the similar triangles as;

ΔACB =  ΔAST

Angle ATS = Angle ABC

side AS = side AC

Angle SAT = Angle CAB

Angle AST = Angle ACB

Side AT = Side AB

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Answer:

Hope it helps you

Please mark as brainliest

Thank you

The observed and expected frequencies for the green candies is C. Observed: 93 Expected: 103.6

The number of participants or observations included in a study is referred to as the sample size. Usually, n is used to represent this number. Research results are directly impacted by sample size calculations. Very small sample sizes compromise a study's internal and external validity. Small differences frequently become statistically significant differences in very large samples.

Sample size = 518

The number of green candies observed/counted is = 93

That's an approximated value for 18% of the 518 candies

18/100 × 518 = 93.24 ≅ 93

Note, the symbol ≅ means 'approximately equal to. Since the candy company claims that the distribution of each color is exactly 20%, the expected frequency for green candies is:

20% of 518

= 20/100 × 518

= 103.6

The correct option is C.

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Complete question

Karen recorded the results for a sample of 518 candies.

Color Counts Sample Proportion

(p with hat on top)

Red 130 25%

Yellow 109 21%

Green 93 18%

Orange 114 22%

Purple 72 14%

The candy company claims that the distribution of each color is exactly 20%. Select the observed and expected frequencies for the green candies.

a.) Observed: 103.6 Expected: 93

b.) Observed: 93 Expected: 93.2

c.) Observed: 93 Expected: 103.6

d.) Observed: 72 Expected: 93.2

y=-1/5x+4 is the equation in slope-intercept form for the line with y-intercept 4 and slope -1/5

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.

The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.

The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is

m=y₂-y₁/x₂-x₁

Given,

y-intercept 4 and slope -1/5

Now y=-1/5x+4

Hence y=-1/5x+4 is the equation in slope-intercept form for the line with y-intercept 4 and slope -1/5

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Given: μ=14 and σ=2. We have to find the following probabilities: a. P(x≥14.5) b. P(x≤13) c. P(15.56≤x≤18.8) d. P(9.5≤x≤17) Given, μ=14 and σ=2.

Therefore, P(9.5 ≤ x ≤ 17) = 0.921

Therefore, Z= (x - μ)/σ can be used to calculate the standard normal probabilities, where Z is a standard normal random variable. Since we don't know the value of x, we will use the Z-distribution for the following calculations.a) P(x ≥ 14.5) Now, Z = (x - μ)/σ

= (14.5 - 14)/2

= 0.25 \

Using Z-table, the area to the left of Z = 0.25 is 0.5987 P(x ≥ 14.5)

= 1 - P(x < 14.5)

= 1 - 0.5987

= 0.4013

Therefore, P(x ≥ 14.5) = 0.4013b) P(x ≤ 13)

Now, Z = (x - μ)/σ= (13 - 14)/2= -0.5

Using Z-table, the area to the left of Z = -0.5 is 0.3085P(x ≤ 13)= 0.3085

Therefore, P(x ≤ 13) = 0.3085c) P(15.56 ≤ x ≤ 18.8)

Now, Z1= (15.56 - μ)/σ= (15.56 - 14)/2= 0.78Z2= (18.8 - μ)/σ= (18.8 - 14)/2= 2.4

Using Z-table, the area to the left of Z = 0.78 is 0.7823

Therefore, P(15.56 ≤ x ≤ 18.8)= P(z < 2.4) - P(z < 0.78)= 0.9918 - 0.7823= 0.2095

Therefore, P(15.56 ≤ x ≤ 18.8) = 0.2095d) P(9.5 ≤ x ≤ 17)

Now, Z1= (9.5 - μ)/σ= (9.5 - 14)/2= -2.25Z2= (17 - μ)/σ= (17 - 14)/2= 1.5

Using Z-table, the area to the left of Z = -2.25 is 0.0122

The area to the left of Z = 1.5 is 0.9332

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Answer: Brother ate 1/2, sister ate 1/6

Pizza left 1/3

Step-by-step explanation:

The first person ate ½.

Sister cut ¼÷3 = ¼× ⅓= 1/12

She ate 2/12 = ⅙

Left 1/4 + 1/12 = 4/12 = 1/3

Answer:

$5

Step-by-step explanation:

If John loses $50 over 10 days, just divide 50 by ten.

Answer:

$5

Step-by-step explanation:

take the total ($50) and divide that by the amount of days you lose said money (10)

bonus: cat

The different possible outcomes if you spin a spinner labeled

Red, Blue, Yellow, Green, Purple three times is 360 outcomes

This question has to do with the arrangement since, for each spin, the colors can fall in different positions.

If the spinner is spun once, the total number of possible outcomes if you spin a spinner labeled  Red, Blue, Yellow, Green, Purple is 5! (there are 5 colors)

5! = 5 * 4 * 3 * 2

5! = 120 ways

If you spin the spinner 3 times, the total possible outcomes will be 3(120) = 360 ways

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When you change the shape of the clay and put it back in the same amount of water, the total volume will remain the same because it is determined by the volume of the clay, not its shape.

When you submerge a piece of clay in water and measure the total volume, you are essentially measuring the volume of both the clay and the water it displaces.

The clay has a certain volume, and when it is placed in water, it pushes the water aside and takes up space.

Now, if you change the shape of the clay and put it back in the same amount of water, the total volume will remain the same. This is because the amount of water displaced by the clay is determined by its volume, not its shape.

So, even if you change the shape of the clay, it will still displace the same amount of water and have the same total volume.

Let me give you an example to help illustrate this. Imagine you have a cube of clay with a volume of 10 cm³. When you place this cube in water, it displaces 10 cm³ of water.

If you then reshape the clay into a sphere, it will still displace the same amount of water, 10 cm³, because the total volume of the clay hasn't changed.

In summary, when you change the shape of the clay and put it back in the same amount of water, the total volume will remain the same because it is determined by the volume of the clay, not its shape.

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Answer:

mthway

Step-by-step explanation:

math*

= 81° + a° + a° = 180° ( angle sum property )

\(81° + 3a = 180° \\ 3a = 180 - 81 \\ 3a = 99 \\ a = \frac{99}{3} \\ a = 33°\)

The three angles of this triangle are :

\( \: ∠1 \:= 81° \\ \: \: ∠2 = 2a = 2 \times 33 = 66° \\ ∠3 = a = 33 \\ \\ ∴ \: a = 33° \: \)

The absolute maximum and minimum represent the highest and lowest points of a function over its entire domain, while local extrema represent the highest and lowest points within a specific interval or neighborhood of a function.

The absolute maximum and minimum are similar to the local extrema in that they are both points on a function where the function reaches its extreme values. However, they differ in terms of their scope.

The absolute maximum and minimum are the highest and lowest values of a function over its entire domain, respectively. These values represent the overall highest and lowest points on the function. In contrast, local extrema are the highest and lowest points within a specific interval or neighborhood of a function.

To find the absolute maximum and minimum, you need to consider the entire domain of the function and analyze the function's behavior at all points. On the other hand, to find local extrema, you only need to focus on a specific interval and analyze the function's behavior within that interval.

In summary, the absolute maximum and minimum represent the highest and lowest points of a function over its entire domain, while local extrema represent the highest and lowest points within a specific interval or neighborhood of a function.

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Answer:

The area of the room is 432 square feet

Step-by-step explanation:

Let us use the ratio method to solve the question

∵ The scale drawing of the room is 1 inch: 3 feet

→ That means each 1 inch in the drawing represents 3 feet in real

∵ The drawing is 8 inches long by 6 inches wide

∴ The drawing length of the room = 8 inches

∴ The drawing width of the room = 6 inches

→ By using the ratio method

→  inches  :  feet

→  1            :  3

→  8           :  L

→  6           :  W

→ By using the cross multiplication

∵ 1 × L = 8 × 3

∴ L = 24

∴ The actual length of the room is 24 feet

∵ 1 × W = 6 × 3

∴ W = 18

∴ The actual width of the room is 18 feet

Use the formula of the area of the rectangle to find the area of the room

∵ Area of rectangle = length × width

∴ Area of the room = 24 × 18

∴ Area of the room = 432 feet²

∴ The area of the room is 432 square feet

We can simplify the expression to get:

|x/3| = (-x/3)  if x < 0

Here we want to simplify the absolute value expression:

|x/3|  when we have the restriction x < 0.

First, remember how this function works, we will have:

|x| = x   if x ≥ 0

|x| = -x  if x < 0.

In this case, when x < 0, x/3 < 0.

Then we need to use the second part for that rule, so we can rewrite the expression:

|x/3| = -(x/3)   if x < 0.

That is the simplification.

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Answer:

sorry man or man drawing a little more about the job than the rest on any of these

Answer:

The answer is: B a trickster

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

Answer:

y = x^2 - 4.

Step-by-step explanation:

This graph is the reslt of translating y = x^2 down by 4 nits