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# Equivalent Tests A ?2 test involving a 2 × 2 table is ## Problem 21BB Chapter 11.3

Elementary Statistics | 12th Edition

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Problem 21BB

Problem  21BB

Equivalent Tests A χ2 test involving a 2 × 2 table is equivalent to the test for the difference between two proportions, as described in Section 9-2. Using the claim and table in Example 1, verify that the χ test statistic and the z test statistic (found from the test of equality of two proportions) are related as follows: z2 = χ2 . Also show that the critical values have that same relationship.

Example 1 Are Four Quarters the Same as One Dollar? Step-by-Step Solution:
Step 1 of 3

Solution  21BB

Similarly, the critical value of chi square statistic at 0.05significance level is 3.841, also the critical value for z statistic is . Thus we can say that holds...

Step 2 of 3

Step 3 of 3

##### ISBN: 9780321836960

This full solution covers the following key subjects: test, Statistic, Table, equivalent, proportions. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. The answer to “Equivalent Tests A ?2 test involving a 2 × 2 table is equivalent to the test for the difference between two proportions, as described in Section 9-2. Using the claim and table in Example 1, verify that the ? test statistic and the z test statistic (found from the test of equality of two proportions) are related as follows: z2 = ?2 . Also show that the critical values have that same relationship.Example 1 Are Four Quarters the Same as One Dollar?” is broken down into a number of easy to follow steps, and 82 words. Elementary Statistics was written by Sieva Kozinsky and is associated to the ISBN: 9780321836960. Since the solution to 21BB from 11.3 chapter was answered, more than 242 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 21BB from chapter: 11.3 was answered by Sieva Kozinsky, our top Statistics solution expert on 03/15/17, 10:30PM. This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12th.

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