Last year, 11 percent of all teenagers purchased a new iPhone. This year, a sample of 281 randomly chosen teenagers show

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Last year, 11 percent of all teenagers purchased a new iPhone. This year, a sample of 281 randomly chosen teenagers show

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Last Year 11 Percent Of All Teenagers Purchased A New Iphone This Year A Sample Of 281 Randomly Chosen Teenagers Show 1
Last Year 11 Percent Of All Teenagers Purchased A New Iphone This Year A Sample Of 281 Randomly Chosen Teenagers Show 1 (33.96 KiB) Viewed 27 times
Last year, 11 percent of all teenagers purchased a new iPhone. This year, a sample of 281 randomly chosen teenagers showed that 37 had purchased a new iPhone. Test whether the percent has changed. What is the exact p-value and your decision for this test at a = 1% ? O 0.1438; Reject the null hypothesis O 1.1611: Fail to reject the null hypothesis 0.8933; Reject the null hypothesis 0.2876; Reject the null hypothesis 0.2876; Fail to reject the null hypothesis O 1.1611; Reject the null hypothesis O 0.8933; Fail to reject the null hypothesis O 0.1438; Fail to reject the null hypothesis
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