Question: A random sample of size 12 from a normal distribution has standard deviation s 86 Test Ho o 68 versus H 0 68 Use the

A random sample of size 12 from a normal distribution has

A random sample of size 12 from a normal distribution has standard deviation s 86 Test Ho o 68 versus H 0 68 Use the a 0 05 level of significance Part 1 of 5 The hypotheses are provided above This hypothesis test is a left tailed Part 1 5 Part 2 of 5 Find the critical value pt 1 of 3 Critical value test

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