A person read that the average number of hours an adult sleeps on Friday night to Saturday
Question:
A person read that the average number of hours an adult sleeps on Friday night to Saturday morning was 7.2 hours. The researcher feels that college students do not sleep 7.2 hours on average. The researcher randomly selected 15 students and found that on average they slept 8.3 hours. The standard deviation of the sample is 1.2 hours. At α = 0.05, is there enough evidence to say that college students do not sleep 7.2 hours on average?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Elementary Statistics A Step By Step Approach
ISBN: 9781259755330
10th Edition
Authors: Allan G. Bluman
Question Posted: