A random sample of 12 observations is selected
Question # 00709584
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Updated on: 08/06/2018 06:05 AM Due on: 08/06/2018
Given the following hypothesis:
H1: ? =400
H0: ? = (not equal) 400
(It is not the pi symbol it is the population proportion symbol above)
A random sample of 12 observations is selected from a normal population. The sample
mean was 407 and the sample standard deviation 6. Using the .01 significance level:
a. State the decision rule.
b. Compute the value of the test statistic.
c. What is your decision regarding the null hypothesis?

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Solution: A random sample of 12 observations is selected