Question

Instagram Poll In a Pew Research Center poll of Internet users aged 18–29, 53% said that they use Instagram. We want to use a 0.05 significance level to test the claim that the majority of Internet users aged 18–29 use Instagram.

a. Identify the null and alternative hypotheses.

b. Using a sample size of 532, find the value of the test statistic.

c. Technology is used to find that the P -value for the test is 0.0827. What should we conclude about the null hypothesis?

d. What should we conclude about the original claim?

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