Question

Asked Oct 27, 2019

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A Harriss poll taken surveyed 2016 adults and found that 423 of them had one or more tattoos. can you conclude that the percentage of adults who have a tattoo is less than 25%? Use the a=0.01 level of significance.

Step 1

The hypotheses for the test is given below.

*Null hypothesis:*

H_{0}: *p* = 0.25

*Alternative hypothesis:*

H_{1}: *p* < 0.25

Step 2

The test statistic is obtained as follows.

Step 3

**p-value:**

Here, the test statistic value is –4.17 and the test is left...

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