Question: 9Part2Find critical value Part3Compute the test valueFind P value Many people believe that the average number of Facebook friends is 140. The population standard deviation

9Part2Find critical value Part3Compute the test valueFind P value

Many people believe that the average number of Facebook friends is 140. The population standard deviation is 37.1. A random sample of 43 high school students in a particular county revealed that the average number of Facebook friends was 165. At a = 0.01, is there sufficient evidence to conclude that the mean number of friends is greater than 140? Part 1 of 5 State the hypotheses and identify the claim with the correct hypothesis. Ho: H = 140 not claim H : p > 140 claim 0-0 070 This hypotheses test is a two-tailed test. X

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