Question

(18.20) the coach of a college men's soccer team records the resting heart rates of the 27 team members. you should not trust a confidence interval for the mean resting heart rate of all male students at this college based on these data because

Answer 1

Answer:

Explanation:

The coach of a college men’s soccer team records the resting heart rates of the 27 team members. You should not trust a confidence interval for the mean resting heart rate of all male students at this college based on these data because;

(a) with only 27 observations, the margin of error will be large.

(b) heart rates may not have a Normal distribution.

(c) the members of the soccer team can’t be considered a random sample of all students.