# Question

Every 10 years, the U.S. Census Bureau asks people about the number of people living within their households. The following list shows how eight households responded to the question.

5 1 2 6 4 4 3 5

a. Calculate the range.

b. Calculate the variance.

c. Calculate the standard deviation.

5 1 2 6 4 4 3 5

a. Calculate the range.

b. Calculate the variance.

c. Calculate the standard deviation.

## Answer to relevant Questions

The following values represent the number of iPhones sold per day at a local AT& T retail store during the last 10 business days: 14 5 6 11 18 10 10 12 3 15 a. Calculate the range. b. Calculate the variance. c. Calculate ...Consider a sample with a mean equal to 40 and a standard deviation equal to 12. Calculate the z-scores for the following values: a. 50 b. 65 c. 35 d. 10 Consider the following grouped sample data: Values Frequency 0 to under 2 ..... 4 2 to under 4 ...... 2 4 to under 6 ...... 9 6 to under 8 ..... 7 a. Calculate the approximate mean of these sample data. b. Calculate the ...Consider the following data set: 38 55 76 20 30 66 17 54 a. Determine the 20th percentile. b. Determine the 40th percentile. c. Determine the 60th percentile. The following data set refers to the number of customers per day at a jewelry kiosk in Christiana Mall during a 20day period: a. Identify the first, second, and third quartiles. b. Determine the inter quartile range.Post your question

0