11 12 13 Total time remaining: 041 Submit Quiz Question #10 / 13 Some college gr

Question

11 12 13 Total time remaining: 041 Submit Quiz Question #10 / 13 Some college graduates employed full-time work more than 40 hours per week, and some work fewer than 40 hours per week. We suspect that the mean number of hours worked per week by college graduates, H, is less than 40 hours and wish to do a statistical test. We select a random sample of college graduates employed full-time and find that the mean of the sample is 35 hours and that the standard deviation is 6 hours. Based on this information, answer the questions below What are the nul hypothesis (Ho) and the alternative hypothesis (H) that should be used for the test? in the context of this test, what is a Type I ermor? A Type I error s ? ..! e hypothesis tnat is t th Suppose that we deoide not to reject the nul hypothess What sort of error might we be making? iil Clear Undo Help 55 Prev. Question Next Question 22

Explanation / Answer

a) H0: mu= 40

H1: mu notequal to 40

b) type 1 error is rejecting H0 when H0 is true

C) this is type 2 error if the null hypothesis is false

You cannot know which error you making unless you know which hypothesis is making

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.