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Given a sample size of 34, with sample mean 660.3 and sample standard deviation 104.9, we perform the following hypothesis test. Since n>30, this is a Z test.
Null Hypothesis Ho:u=700
Alternative Hypothesis Ha:u does not equal 700
1. What is the test statistic? What is the p-value?
2. At a 5% significance level (95% confidence level), what is the critical value(s) in this test? Do we reject the null hypothesis?
3. What are the border values of between acceptance and rejection of this hypothesis?
I have a lower spec limit of -0.008 and an uppers spec limit of 0.008. The mean of the data is -0.00306 and standard deviation is 0.003642. What is the z-score and DPMO
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