View the step-by-step solution to:

One-Sample t Test Criterion : Hand calculate a one-sample t test. Data : Rex's Flower Shop advertised fresh cut roses that last longer than other...

Want someone who can help explain this to me. : One-Sample t Test

Criterion: Hand calculate a one-sample t test.

Data: Rex's Flower Shop advertised fresh cut roses that last longer than other roses. The mean vase life for a rose is 8 days. The following is a sample of the number of vase life days for 9 bouquets of roses from Rex's Flower Shop: 8, 6, 12, 11, 8, 9, 14, 15, 10.

Instruction: Complete the following:

a.   State the nondirectional hypothesis.

           

b.   State the critical t for α = .05 (two tails).



c.    Calculate t. Show your work.


d. Answer: Is the vase life of Rex's roses significantly different than the population mean? Explain.

Recently Asked Questions

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