Random samples of size 400 are taken from an infinite population whose population proportion is 0.8. Find the mean and standard deviation of the sample proportion. O 0.8 and 0.02 O 0.8 and 0.4 O 320 and 0.4 O 320 and 0.02

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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**Problem Statement:**

Random samples of size 400 are taken from an infinite population whose population proportion is 0.8. Find the mean and standard deviation of the sample proportion.

**Options:**

- ○ 0.8 and 0.02
- ○ 0.8 and 0.4
- ○ 320 and 0.4
- ○ 320 and 0.02

**Explanation:** 

The problem involves understanding how to find the mean and standard deviation of a sample proportion given certain conditions. Specifically, we need to know the population proportion and the sample size to calculate these statistical measures.
Transcribed Image Text:**Problem Statement:** Random samples of size 400 are taken from an infinite population whose population proportion is 0.8. Find the mean and standard deviation of the sample proportion. **Options:** - ○ 0.8 and 0.02 - ○ 0.8 and 0.4 - ○ 320 and 0.4 - ○ 320 and 0.02 **Explanation:** The problem involves understanding how to find the mean and standard deviation of a sample proportion given certain conditions. Specifically, we need to know the population proportion and the sample size to calculate these statistical measures.
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