A professional sports league claims that the average age ofplayers in the league is 28 years old. A random sample of 20players in the league was selected, and their ages are recorded inthe following table.
Use Excel to test whether the mean player age is different from28 years old, and then draw a conclusion in the context of theproblem. Use α=0.05.
Age (years)
32
28
29
32
33
28
31
28
30
28
29
34
30
30
31
30
28
21
32
29
Select the correct answer below:
Reject the null hypothesis. There is sufficient evidence toconclude that the mean is not equal to 28.
Reject the null hypothesis. There is insufficient evidence toconclude that the mean is not equal to 28.
Fail to reject the null hypothesis. There is sufficient evidenceto conclude that the mean is not equal to 28.
Fail to reject the null hypothesis. There is insufficientevidence to conclude that the mean is not equal to 28.
