# Question

The following data represent the number of pounds lost by 10 individuals who participated in a weight loss program. A negative number represents a weight loss, whereas a positive number represents a weight gain.

12 8 15 10 4 6 9 5 8 –10

a. Calculate the range.

b. Calculate the variance.

c. Calculate the standard deviation.

12 8 15 10 4 6 9 5 8 –10

a. Calculate the range.

b. Calculate the variance.

c. Calculate the standard deviation.

## Answer to relevant Questions

Text messages have been a major source of revenue for cell phone carriers and for the first time in history the aver-age number of text messages per month decreased from the second to the third quarter of 2012. The Excel ...As a measure of productivity, Verizon Wireless records the number of customers each of its retail employees activates weekly. An activation is defined as either a new customer signing a cell phone contract or an existing ...The following table lists the SAT scores for 27 college students: a. Identify the first, second, and third quartiles. b. Determine the inter quartile range. Identify which of the following values are valid and not valid numbers for a probability: a. 5 4 b. 0.04 c. 200% d. 0.5 e. 1/8 f. 14% g. 3/3 h. 0% i. 1.2 The following table shows the frequencies that the Green Bay Packers of the NFL called a running play or a passing play for various down and distance situations for the first five games of a recent season. (Yes, I actually ...Post your question

0