For a population with p = 40 and o = 8, what is the z-score corresponding to X = 34? 8.z=-0.50 b.z=-0.75 2: x-M 2034-4 C. 2-1,00 d.2~1.50 to the median? 8

Q: One sample of scores has a mean of M = 45 and a sample size of n = 10 scores.  A second sample of…

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Q: Determine the two values of z such that the middle 58% of the data lie between the two z-values.

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Q: Find the z-score that cuts off 70% in the body on the right.

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Q: A basketball measured the heights of his players and found them to be: 173cm, 177 cm, 185cm, 183cm,…

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Q: In population of high school students algebra scores, the mean is 64 and the standard is 6. Find the…

A: Here mean is 64 and standard deviation is 6.

Q: What proportion of z scores lie beteeen -2 and +2 in the height in inches data set? Round your…

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Q: The variance of the data :. 6 ,6 ,-6,-6 is equal to

A: Find variance of the data  6 ,6 ,-6,-6

Q: the mean = 146, and s =  35 Question #3 A percentage of female students with scores between 41 and…

A: From the provided information, Mean (x̅) = 146 Standard deviation (s) = 35

Q: Find p-hat and q- hat for the given data, X=280 and n = 580 Round to three decimals

A: Answer: From the given data, X = 280 n = 580

Q: Here are several z-scores.  Which person was closest to average? Ahab: Z = +1.2 Brianna: Z = -0.8…

A: Given z scores: Ahab: Z = +1.2 Brianna: Z = -0.8 Cecilia: Z = -1.4 Darnell: Z = +0.7 Evelyn: Z =…

Q: Supposed that you were asked to examine the relationship between the height of children and their…

A: The test statistic is given as-  t=estimate/standard error For slope, t=0.73/0.10=7.3 For intercept,…

Q: What's the median of 10.2,12.6,20.4, and 13.6 to 3 decimal places

A: It is an important part of statistics. It is widely used.

Q: Find the z-score that cuts off 65% in the body on the left.

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Q: On Wednesday the average temperature outside was 40F. On thursday and friday it was 48F and 38F,…

A: Given information: Given that on Wednesday, the average temperature is 40F. On Thursday and Friday,…

Q: a. n=2 ∑ni=1xi=20. The mean is b. n=4 ∑ni=1xi=80 The mean is

A: It is given that,Part a) Part b) To find the mean value in both cases.

Q: The height of a Cedar tree, in feet, is predicted by its age in years after being planted in 1990.…

A: Here, X is defined as age in years after being planted in 1990 and Y is the height of a Cedar tree,…

Q: You take a medical test and the doctor tells you that your wellness z-score is 1.86. What percent of…

A: Let X be a random variable from standard normal distribution with mean = 0 and standard deviation =…

Q: What is the median of the data x: 5, 7, 9, 3, 3, 10, 12, 15 A) 8 B) 9 C) 7 D) 3

A: Given data(x): 5,7,9,3,3,10,12,15

Q: ate Kobe was 6'6" (or 78 inches).  Suppose the average height of men is 5'9" (or 69") and SD is 3".…

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Q: Suppose an estimator for a window supplier made a mistake in measuring by inputting the width of a…

A: Is cost of window is p dollar/inch2 And lengh of window is l Then total lose =lp dollar

Q: Which is more variable: a sample of 1000 people where p=.05 or a sample of 1000 people where p=0.5?…

A: Given that  Which is more variable: a sample of 1000 people where p=.05 or a sample of 1000 people…

Q: (papaau se segpid se technology to calculate the P-value. P-value = (Round to four decimal places as…

A: Given that  Sample sizes for country C and Country D is n1=1024 , n2=1078 Level of significance…

Q: The distribution of cholesterol levels in teenage boys is approximately normal with u=170 and o=30…

A: Given that, The random variable X is cholesterol levels in teenage boys It is normally distributed.…

Q: Jennifer wants to estimate the percentage of parents that use cloth diapers. She asks a randomly…

A: Solution: It is given that Jennifer wants to estimate the percentage of parents that use cloth…

Q: find the value between z score -2.9 and 1.5287

A: To find: Find the value between z score -2.9 and 1.5287

Q: Use the data in the following​ table, which lists carbon dioxide concentrations​ (in parts per​…

A: Control chart are used to determine whether the data set is in control or out of control. It used to…

Q: The value, in thousands of dollars, for houses on a block, are: 45; 47; 47.5; 51; 53.5; 125 1. The…

A: Given data45 , 47 , 47.5 , 51 , 53.5 , 125

Q: What is p value ?

A: The​ P-value is the probability of observing difference in the sample statistic this high or higher…

Q: A distribution of English exam scores has u = 70 and o = 4. A distribution of history exam scores…

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Q: Suppose X ∼N (-4,1. Between what xx values does 99.72% of the data lie?

A: Given: X ∼N (-4,1 ) To find: Between what xx values does 99.72% of the data lie?

Q: According to a Mobile Marketing Company's survey of 2000 people, 60% said that they use their mobile…

A: We have to find nom of successes in given sample.

Q: The p-value is not 0.0149.

A: Solution-: We want to find p-value for the given RBD design

Q: x=enter your response here ​(Round to three decimal places as​ needed.)   R=enter your response…

A: The data is given for carbon dioxide concentrations from the year 1960 to 2009. It contains 10…

Q: Find the P - hat and q - hat for the given data, n = 480 and X = 156 Round to three decimals

A: Answer: From the given data, n = 480 X = 156

Q: Which term describes a response that varies greatly from the majority of the other responses in…

A: An outlier is a value in a random sampling from a population that deviates abnormally from other…

Q: How long is the median relating to the 10 cm side in a triangle with sides of 6, 7 and 10 cm?

A: The Median is approximately 5.91

Q: Please calculate the SD of a sample of 8 data points using the formula taught in class. The…

A: We hava given that, ΣX2 = 5012.2,   n = 8, x̄ = 24.0 Then,  We will find the standard deviation (SD)…

Q: C2. GSS 2014 and GSS 2018 respondents were asked their opinion on whether homosexuals should have…

A: Given information: GSS 2014 and GSS 2018 respondents were asked their opinion on whether…

Q: Dr. Stoney has administered a test to his students. He calculated a x̄= 86 and ?? = 12. a. What is…

A: It is given that the mean is 86 and the standard deviation is 12.

Q: 9. Determine median from the following data: 25, 20, 15, 45, 18, 7, 10, 38, 12

A: We have to determine the median from the following data set: 25, 20, 15, 45, 18, 7, 10, 38, 12

Q: Suppose the mean of X is 6. What is the mean of Y if a = 0.66 and Y=aX?

A: From the provided information, Mean of X is 6 that is E (X) = 6 a = 0.66