Question: Bullet Points: - Difference between two population means (sigma unknown) - Difference between two population proportions - Testing for equality of three or more population

Bullet Points:

- Difference between two population means (sigma unknown)

- Difference between two population proportions

- Testing for equality of three or more population proportions

Answer the following questions for each point listed above:

What is the interval estimate? What is in 0 and ? What type of distribution is used? How to calculate the test statistic. The Excel function to calculate the p-value The rejection rules

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