# Question

The average number of hours that people of Brazil spend per month on social networking sites is nearly double the worldwide average, drawing the attention of companies such as Facebook. The following data represent the number of hours that a sample of people from Brazil spent on a social networking site last month.

1.5 1.0 2.3 12.1 8.8 13.2 40.2 1.5 12.4

a. Calculate the mean.

b. Calculate the median.

c. Determine the mode.

d. Which of these three measurements would best describe the central tendency of the data? e. Describe the shape of the distribution.

1.5 1.0 2.3 12.1 8.8 13.2 40.2 1.5 12.4

a. Calculate the mean.

b. Calculate the median.

c. Determine the mode.

d. Which of these three measurements would best describe the central tendency of the data? e. Describe the shape of the distribution.

## Answer to relevant Questions

Internet service providers compete on services such as download speeds that are measured in megabits per second (Mbps). The following data represent the download speeds that 16 Comcast customers experienced recently. a. ...Bank of America stock prices at the end of each month from February 2012 until January 2013 are shown as below. These data can also be found in the Excel file titled Bank of Americ a. xlsx. a. Calculate the mean. b. ...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 data represent the number of customers per day that entered an AT& T wireless retail center in Orlando over a 30day period. a. Identify the first, second, and third quartiles. b. Determine the inter quartile ...Determine the following probabilities: a. P (A and C) b. P (A and D) c. P (B and E) d. P (A and B)Post your question

0