Answer the following question concerning the descriptive statistics listed below
ID: 3262972 • Letter: A
Question
Answer the following question concerning the descriptive statistics listed below. These descriptive statistics were generated from a random sample of college students from USF’s College of Business. Answer the following questions about the amount of time they exercise per week and their GPAs.
Exercise GPA
N 22 23
Lo 92% CI 5.7500 3.0581
Mean 6.6000 3.2178
Up 92% CI 7.4500 3.3775
SD 2.0000 0.4173
Minimum 1.0000 2.4200
Median 6.0000 3.2300
Maximum 13.000 4.0000
In addition to needing a random sample, what other assumption is necessary for the interval to be valid?
The GPAs of all USF College of Business students need to be approximately normally distributed.Explanation / Answer
For confidence interval assumptions are
Sample should be drawn randomly.
Each value should be sampled independently.
Data should be appropriately normally distributed.
So ans: A)
The GPAs of all USF College of Business students need to be approximately normally distributed.