Which table shows only values that represent the following relationship between q andre r= q + 10.1 9 q 9 9 5 50.5 5 15.1 5 10.6 5 15.1 A 7 70.7 B 7 17.1 с 7. D 10.8 7 15.3 9 90.9 9 19.1 9 11.0 9 15.5 11 111.1 11 21.1 11 11.2 11 15.7

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?