Students in STAT 18 are curious about the self-esteem of college students in math classes compared to the self-esteem of students in history classes. They administer the Rosenberg Self-esteem Inventory to a random sample of 200 math students and 200 history students.

The scores for both groups (math and history) are normally distributed. The mean of the math sample is 70, with a standard deviation of 5. The mean of the history sample is 70 with a standard deviation of 10.

MEAN=63

MODE=75

SD=25.1521685

RANGE=85

AVERAGE SATISFACTION=63

MEDIAN=72.5

1. What percent of the math sample is between the scores of 60-80? ________

2. What percent of the history sample is between the scores of 60-80? ________

3. Jadyn is in the history sample and scored a 60 on the Rosenberg Inventory. What is Jadyn's z-score? Show your work.

4. Cameron is in the math sample and scored a 65 on the Rosenberg Inventory. What is Cameron's z-score? Show your work.