View the step-by-step solution to:

1)Boys of a certain age have a mean weight of 85 pounds. A complaint is made that in a municipal children's home the boys are underfed.

1)Boys of a certain age have a mean weight of 85 pounds. A complaint is made that in a municipal children's home the boys are underfed. As one bit of evidence, 25 of these boys are weighed and found to have a mean weight of 80.94 pounds and a sample standard deviation of 11.6 pounds. Is the complaint legitimate?

1A)Conduct a hypothesis test at a significance level of .05. What is the appropriate critical value?

1B) Conduct a hypothesis test at a significance level of .05. What is the appropriate test statistic?

Top Answer

ANSWERS --------------- null, Ho: μ=85  alternate, H1:... View the full answer

Sign up to view the full answer

Other Answers

(A) Critical value of t at 0.05 level of significance and (25-1=) 24 degree of freedom is -1.711 (Using... View the full answer

Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

-

Educational Resources
  • -

    Study Documents

    Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

    Browse Documents
  • -

    Question & Answers

    Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

    Ask a Question
Ask a homework question - tutors are online