2) Fill in the table below: Fill in the differences of each data value from the mean, then the squared differences. xx−¯x(x−¯x)212412815∑(x−¯x)2=

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

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.