Answered: Exhibit 9-5 n = 16 HO: u z 80 x =… | bartleby

MATLAB: An Introduction with Applications

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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100%

**Exhibit 9-5**

- \( n = 16 \)
- \( \bar{x} = 75.607 \)
- \( \sigma = 8.246 \)

**Hypotheses:**
- \( H_0: \mu \geq 80 \)
- \( H_a: \mu < 80 \)

Assume the population is normally distributed.

**Question:**

4. Refer to Exhibit 9-5. The p-value is equal to _____.

- ○ .0332
- ○ .9834
- ○ -.0166
- ○ .0166

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