Matching Question In a sample of 25 ultra-green cars, seven of the cars obtained over 100 miles per gallon (mpg). Match the following for the construct of a 90% confidence inter for the population proportion of all ultra-green cars that obtain over 100 mpg i Instructions a/2 population proportion p bar Lower end of confidence interval Upper end of confidence interval

Q: Suppose that x has a distribution with μ-9 and 0-4 and it is normally distributed (bell shaped). If…

A: It is given that the random variable X has a distribution with μ = 9 and σ = 4 and it is normally…

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A: Given that Total marbles = 20 Green marbles= 10 Red marbles = 8  Blue marbles= 12

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Q: 7.7 Use a computer program to compute the probability that a t distribution with 36 df exceeds 2.5.

A: The degrees of freedom is, df = 36.

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A: Virginia 35 Maryland 28 Delaware 23 Total residents = 86 Two people are chosen

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Q: The following data show the response times to a certain stimuli of psychiatric patients. What is the…

A: The response times to a certain stimuli of psychiatric patients are given.

Q: Apply the​ 68-95-99.7 rule to answer the question.   The amount of​ Jen's monthly phone bill is…

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Q: Assume that the amounts of weight that male college students gain during their freshman year are…

A: given data normal distributionμ=1.4σ=4.8(a)P(0<x<3)=?

Q: Wildlife conservationists studying grizzly bears in the United States found that the mean weight of…

A: given data n = 24x¯ = 600s = 8395% ci for μ.

Q: A survey found that women's heights are normally distributed with mean 62.3 in. and standard…

A: The information provided in the question are as follows : Women's height :  Mean (µw) = 62.3…

Q: Suppose that x has a distribution with μ=9 and o=4 and it is not normally distributed (bell shaped).…

A: According to tje CLT , for larger n(>30) , sampling distribution of sample mean approximately…

Q: q17-  We have a set of African movie ratings. A movie X in this set has a rating z-score of 0.5.…

A: Solution: Given information: A African movie ratings X's  z score is 0.5

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A: The given linear model is Ft=9.44t+84.182.

Q: The mean SAT score in mathematics is 528. The standard deviation of these scores is 48. A special…

A: Given that  Sample size n =90 Sample mean =532 Population standard deviation =48 NOTE:- According to…

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A: From the given information we make the following table x(Age) y (Cost) x2 y2 xy 2 5 4 25 10 4…

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A: It is given that the two random variables X and Y.

Q: Circle the data values that are Within one Standard deviation of the Imean (9, 12, 16, 19, 24)

A: Given that  The data are X : 9 , 12 , 16 , 19 , 24

Q: Set up null and alternative hypotheses to try to determine whether there is a difference in ad…

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Q: MPG Frequency 19 2 OA. The mean is approximately oreign cars is given in the following frequency…

A: Data given X Frequency 19 2 20 5 21 2 22 7 23 4 24 7 25 8 26 8 27 3 28 5 29…

Q: If the officials continue their investigation, estimate the result of the next weighting (in gram)…

A: Given that: 95.6, 98.4, 104.6, 95.1 Significance level, α=0.05

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Q: Company XYZ knows that replacement times for the mircowaves it produces are normally distributed…

A: given data normal distributionμ = 4.5σ=2

Q: unit. The production cost is given by a discrete distribution that 60% the cost is about $20 per…

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Q: 8. The mean value of annual imports for a country is normally distributed with mean u=$30 million…

A: 8. The mean is 30 and standard deviation is 16.

Q: Fast-Food Bills for Drive-Thru Customers A random sample of 46 cars in the drive-thru of a popular…

A: Given,sample size(n)=46sample mean(x¯)=19.20population standard…

Q: Hello Sir. Good Evening. I have a question in my home work related Statistics lesson. The following…

A: When the sample size for two samples are greater than 30 then we use z-statistic to compute the…

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Q: The Statistical Abstract of the United States published by the U.S. Census Bureau reports that the…

A: GivenMean(μ)=99.9standard deviation(σ)=30sample size(n)=38

Q: The probability distribution of all possible values of the sample proportion is the O a. probability…

A: 19) In this case, we need to identify a suitable answer for the given statement.

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Q: At Abraham Lincoln High School an achievement test is used for college placement. Counselors…

A: Given that  Sample size n =15 Sample mean =525 standard deviation =24

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A: given data  women weight is normally distributed μ = 160σ = 44 n = 25

Q: Consider the linear regression model y = X3 + u ith iid random variables and assume u~ N(0,0²In).…

A: The linear regression model y=Xβ+u             ................(1) with i.i.d. random variables and…

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A: Given information- Population mean, µ = 16.05 ounces Population standard deviation, σ = 0.3005…

Q: A boat capsized and sank in a lake. Based on an assumption of a mean weight of 149 lb, the boat was…

A: given data  n = 60μ = 180.4σ = 40.2P( overload) = P(x¯>149) = ?

Q: We have two sets of movie ratings, set 1 is African movies and set 2 is American movies. An African…

A: A score is said to be better than another if it has a z-score higher than other.

Q: The results of a national survey showed that on average, adults sleep 7.3 hours per night. Suppose…

A: Given that  Mean = M = 7.3 , Standard deviation = SD = 2

Q: 1 2 13 r= 4 5 9 3 8 6 5 Calculate the sample correlation coefficient (r) to three decimal places.…

A: