Each of the variables displayed in the histograms below has a mean of 14.5, a range of 8, and 59 observations. Rank the three variables according to their standard deviations, from the smallest to the largest.

Q: Find the standard deviation of the data: 22, 29, 21, 24, 27, 28, 25, 36 O a. 4.8 O b. 2.8 O C. 4.2 O…

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Q: Researchers looked at the average number of hours of sleep per day in a group of 8 college…

A: Given data set is X={6,6,5,7,5,4,8,5}Arrange the data set in ascending order4, 5, 5, 5, 6, 6, 7,…

Q: Amy is a pharmacology researcher studying the efficacy of a drug on groups of people based on their…

A: Statement 1 is incorrect since they have less tilted line than the moderate group. Statement 2 is…

Q: Consider the data set 2 6 3 5 1 9 Find the average (mean):  Find the median:

A: Data given 2 6 3 5 1 9

Q: Calculate the 40th percentile for the following set of data: 1, 5, 8, 9, 11, 13, 14, 14, 15, 16,…

A: For the given data Calculate the 40th percentile

Q: n engineer wants to know if the mean strengths of three different concrete mix designs differ…

A: The null hypothesis in a hypothesis test will indicate that there is no relationship between the…

Q: 55.8, 2.7, 82.4, 10.0, 37.9, 43.8, 55.8, 10.0, 24.3 State the range rounded to the nearest tenth.

A: I have given the answer in the next step. Hope you understand that

Q: The highway mileage (mpg) for a sample of 8 different models of a car company can be found below.…

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Q: The following data are grades of 16 students on a statistics test.…

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Q: Calculate First and Third Quartiles for the data: 210, 179, 224, 317, 189, 185, 191, 217, 225, 188,…

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Q: The scores of a test for an engineering class of 30 students are shown here. Organize the data in a…

A: The frequency distribution is CI f 50-60 5 60-70 6 70-80 10 80-90 6 90-100 3 The…

Q: Classify the following data. Indicate whether the data is qualitative or quantitative, indicate…

A: Qualitative data: The data value are the the non-numerical quality or characteristic.   Quantitative…

Q: A sample of the number of sick days used by employees at a clinic is as indicated: 0,    0,    1,…

A: Given data 0,0,1,1,2,4

Q: Find the mean, median, 1st quartile, mode, variance, and range for the following data:…

A: Enter the given data in Excel as follows:

Q: alculate the median of the data shown, to two decimal places, 24.4,11.1,2.1,29,8.7,6.9,6.6,1.1

A: The given data is 24.4,11.1,2.1,29,8.7,6.9,6.6,1.1

Q: alculate the 40th percentile of the data shown, 1.1,5.5,9,14.3,20.6,24.3,25.6,27.1,27.6,28.7

A: Answer:- Given data,               1.1,5.5,9,14.3,20.6,24.3,25.6,27.1,27.6,28.7               Find…

Q: Compute the mean, median, Variance, and the standard deviation for the data below: 3,2 ,3, 4, 3…

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Q: Find the variance for this data set of numbers: 58,64,24,28,38,46

A: Given sample is: 58,64,24,28,38,46. Sample size = n = 6.

Q: give the sample standard deviation of this data set: 20, 25, 35, 40

A: Sample Standard deviation:   If the standard deviation is calculated for sample then it is called as…

Q: Calculate First and Third Quartiles for the data: 210, 179, 224, 317, 189, 185, 191, 217, 225, 188,…

A: For the provided data, the first and third quartiles are;

Q: Which of the following indicates the strongest correlation? Select one: a. 0 b. .89 c. .22 d.…

A: According to the given information When the correlation value is closer to +1 or -1  It is the…

Q: Identify the most appropriate measure of variation corresponding to each of the following measures…

A: -

Q: Draw a histogram for each data set.

A: Data set of life expectancy is given,  State Years Maryland 81 Virginia 82.5…

Q: Compare the mean, median, and mode in terms of their sensitivity to extreme scores

A: The question is about measures Introduction : Extreme scores : The score or observation which is far…

Q: Calculate the 75% percentiles, 25% percentiles, and the IQR for the following data:   9, 12, 20,…

A: Given : Observation 9 12 20 5 14 7 16 13