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Testing 2 samples - Mean

Author: Bob Kibler

2 sample test for mean - INTRO

Example 1 - Ztest

This is a z-test due to a large sample size

Example 2 - Ztest

This is a z-test due to large samples

Example 3 - T-test

**This is a t-test due to a small sample size and an unknown standard deviation for the population

Example 4 (T-test)

**This is a t-test due to a small sample size and an unknown standard deviation for the population

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