Gven n 36 005 and 3 draw a normal curve and label

Reference no: EM13641729

A customer service manager charting customer complains wants to be able to detect an increase equal to one complaint in the mean number of complaints per week. The hypothesis of 15 complaints per week is to be tested against the alternative that the complaints exceed 15 per week.

Write the null and alternative hypotheses.

Given n = 36, = 0.05, and = 3, Draw a normal curve and label "acceptance" and "rejection" regions. Find the value of x-bar that would cause us to reject the null hypothesis.

Draw the normal curves, label ? and ? regions, and hand-calculate the probability of a committing a Type II error, , if the true population mean value is 16.

Reference no: EM13641729

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