A counselor at a large high school evaluates the ACT scores of the seniors who took the exam. b. A general manager of a professional football team evaluates the salaries of the players. c. The FHSU bookstore looks at the sizes of t-shirts (S, M, L, XL, XXL) to determine what to order.
1. Determine which measure of
a. A counselor at a large high school evaluates the ACT scores of the seniors who took the exam.
b. A general manager of a professional football team evaluates the salaries of the players.
c. The FHSU bookstore looks at the sizes of t-shirts (S, M, L, XL, XXL) to determine what to order.
2. Suppose that private day school yearly tuition in one region of the country have a bell-shaped distribution with a mean of $26,200 and a standard deviation of $1,200.
a. Using Excel and showing work at the right, what are the upper and lower limits of the interval that contains 95% of the yearly tuition costs?
b. Does a yearly tution cost of $23,400 fall within the interval which contains 95% of all yearly tution costs? Why or why not?
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