. a. Bidwell Electronics, Inc. recently surveyed a sample of employees to determine how far they ived from corporate headquarters. The results are shown below. Compute the mean and the tandard deviation. (7) Distance(miles) Frequency 4 0-5 5-10 15 10-15 27 15-20 18 20-25

Q: For this set of data, the standard deviation (s) is equal to: 9, 8, 10, 5, 5, 2, 3, 6, 3

A: Mean:The formula for finding mean is shown below:

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A: In particular, the empirical rule predicts that 68% of observations falls within the first standard…

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A: Given x-bar=20 n=7

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A: Given,standard deviation(σ)=2mean(μ)=40

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A: Since you have posted multiple subparts , we will solve first three subparts  for you. To get the…

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A:

Q: 1b) Calculate the mean deviation from the mean for the following data: Size : 4 8. 10 12 14 16…

A: We have given that,  Date set in the form of size and frequency is,  Xi =   2    4    6    8    10…

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A: The given data set is , 8.1,7.5,6.6,15.2,7.1,1.7,16.6,10.2,13.1,29.3 The mean is,

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A: Given,  Data is : 28, 22, 38, 26, 14, 8, 4

Q: The following set of data is from a sample of n = 7:  12 7 4 9 0 7 3 answer the following questions…

A:

Q: What is the value of k?   What is the standard deviation?

A: Here use basic of discrete probability distribution

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Q: take the following data and calculate the variance and standard deviation by hand 10 12 20 20 25

A:

Q: Which of the following descriptive statistics is least affected by outliers? Select one: O a.…

A: to find which of the descriptive statistics is least affected by outliers

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A:

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A:

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A:

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Q: For the following data in the sample:     0,    6,    8,    6,    5 Find the mean and the standard…

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Q: Convert the following raw scores to z-scores if the mean is 50 and the standard deviation is 10. a.…

A: We convert the given raw scores to z - scores when the mean is 50 and the standard deviation is 10.