Assume the annual day care cost per child is normally distributed with a mean of $8,000 and a standard deviation of $1,500. In a random sample of 120 families that use day care, how many pay more than $7,250 annually for day care per child?

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. (9 + 5)(3 + 2)0

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?