3. The data below shows the ages, in years, of the members in a swim club. 6, 8, 9, 12, 12, 14, 19, 19, 19, 24, 27, 36, 45, 59, 62, 68, 68, 69, 70
A 71-year-old member joins the swim club. Which statistical measure is increased by 1.5 years?

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Simplify the expression. -2/5(10+15m-20n)