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An organization needs Cp value of 2.00. Given the ex size of 30 find out the minimum level for the sampled Cp value in order to be 97.5% confident that the Cp population value is the 2.00 (i.e., a one-sided confidence interval).
Statistics and Probability, Statistics
Describe when a z-test should be performed as opposed to a t-test? Which (if any) can we use all the time? Why or why not?
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What are some of the business situations in which appropriate hypothesis testing procedures could be used?
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