Question

Asked Dec 5, 2019

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Step 1

Here, the claim is that the proportion of people who own cats is significantly different than 80%.

The test hypotheses are given below:

Step 2

cats is significantly different than 80%. That is, the alternative hypothesis state no direction. Moreover, “≠” symbol in alternative hypothesis. Hence, the test is **two-tailed test**.

The test statistic is obtained as follows:

Step 3

Thus, the test statistic is** 1**.

*p-value:*

Step-by-step procedure to obtain the p-value using MINITAB:

- Choose
**Graph > Probability Distribution Plot**choose**View Probability****> OK.** - From
**Distribution**, choose ‘**Normal**’ distribution. - Click the
**Shaded Area** - Choose
**X-value**and**Both Tail**for the region of the curve to shade. - Enter the
**d...**

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