Question: Using a random sample of n = 36, the sample mean is x = 2.92. Suppose that the population standard deviation is =0.18. Is the

  1. Using a random sample of n = 36, the sample mean is x = 2.92. Suppose that the population standard deviation is =0.18. Is the above statistical evidence sufficient to make the following claim: <3 at the 5% level of significance?
    1. Write the null hypothesis Ho and alternative hypothesis Ha.
    2. Calculate the standard error.
    3. Calculate the z score.
    4. Calculate the p value.
    5. What is the conclusion?

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