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Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

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BuyFindarrow_forward

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

Define the alpha level and the critical region, and explain how they are related.

To determine

To define: The alpha level and critical region for a hypothesis test and to explain the relationship between them.

Explanation

The probability of a type 1 error is also known as alpha level. Type 1 error occurs when null hypothesis is rejected in case of it is true. In other words, type 1 error is a risk arises when researcher reject the null hypothesis where it is actually true. So type 1 error defines the situation of rejecting a true null hypothesis. The critical region is showing the sample values that are unlikely to be obtained in case of null hypothesis true...

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