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Null and Alternative Hypothesis Analysis

The following hypotheses are given:
Ho: Forty percent of the observations are in category A, 40 percent are in B, and 20 percent are in C
H1: The observations are not as described in Ho

We took a sample of 60, with the following results:
Category Fo
A 30
B 20
C 10

a. State the decision rule using the 0.01 significance level.
b. Compute the value of chi-square.
c. What is your decision regarding Ho?

Solution Summary

This solution contains step-by-step instructions to accept or reject the null hypothesis according to the data provided.