Median for andy's test scores : 76,84,93,67,82,87 and 76

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting