Question
The average number of days required by a colleges undergraduate students to complete a projectwas 22 days in the previous year. The college administration wishes
The average number of days required by a colleges undergraduate students to complete a projectwas 22 days in the previous year. The college administration wishes to determine whether theaverage differs this year. A sample of 20 students produced a sample mean of 20 days this year,with a sample standard deviation of 6 days. Assume that the number of days to complete theproject is normally distributed.5. State the null hypothesis and the alternative hypothesis.a. H0: = 22 vs. Ha: 22b. H0: = 22 vs. Ha: 22c. H0: = 22 vs. Ha: > 22d. H0: = 22 vs. Ha:
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