Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 11 - Goodness-of-Fit and Contingency Tables - 11-3 Contingency Tables - Basic Skills and Concepts: 6

Answer

Reject the null hypothesis.

Work Step by Step

The value of the test statistic: $X^2=9.75$. By using the table, the corresponding P-value: P=0.002. If the P-value is less than the significance level, then this means the rejection of the null hypothesis. Hence:P is less than $\alpha=0.01$, hence we reject the null hypothesis.
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