Question

1.42 sleeping in college: a recent article in a college newspaper stated that college students get an average of 6.6 hrs of sleep each night. a student who was skeptical about this value decided to conduct a survey by randomly sampling 35 students. on average, the sampled students slept 6.6 hours per night. identify which value represents the sample mean and which value represents the claimed population mean. a) what is the sample mean? hours b) what is the claimed population mean? hours

Explanation:

Step1: Identify sample mean

The average of the sampled students' sleep - time is the sample mean. It is given that the sampled 35 students slept 6.6 hours per night on average.
6.6

Step2: Identify claimed population mean

The value stated in the college newspaper about college students in general is the claimed population mean. It is stated as 6.6 hours.
6.6

Answer:

a) 6.6
b) 6.6