Question: A Six Sigma team is testing pilot test results to see if they have made a ststistically significant improvement. They need to test this hypothesis

A Six Sigma team is testing pilot test results to see

A Six Sigma team is testing pilot test results to see if they have made a ststistically significant improvement. They need to test this hypothesis statistically and determine the 95% Confidence Interval for the improvement. Data from the baseline and pilot test are reported in the table below: Q1.1 State the hypothesis. Q1.2 Test the hypothesis and state the results in statistical and business statements. Q1.3 State the 95% confidence interval for the baseline process defect rate in %. Q1.4 State the 95% confidence interval for the improved process defect rate in %. Q1.5 Compare the results from the Confidence Interval to the hypothesis test. Do they agree? Why or why not

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