MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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**Consider the following.**

A random sample of size \( n = 25 \) is selected from a normal population with mean \( \mu = 109 \) and standard deviation \( \sigma = 14 \).

**Describe the shape of the sampling distribution of the sample mean.**

- ○ The distribution is exactly normal.
- ○ The distribution is skewed right.
- ○ The distribution is skewed left.
- ○ The distribution is approximately uniform.
- ○ The distribution is approximately normal.

**Find the mean and standard error of the sampling distribution of the sample mean.**

**Mean:** [Input box]

**Standard error:** [Input box]
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Transcribed Image Text:**Consider the following.** A random sample of size \( n = 25 \) is selected from a normal population with mean \( \mu = 109 \) and standard deviation \( \sigma = 14 \). **Describe the shape of the sampling distribution of the sample mean.** - ○ The distribution is exactly normal. - ○ The distribution is skewed right. - ○ The distribution is skewed left. - ○ The distribution is approximately uniform. - ○ The distribution is approximately normal. **Find the mean and standard error of the sampling distribution of the sample mean.** **Mean:** [Input box] **Standard error:** [Input box]
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