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A random sample of 10 shipments of stick on labels showed

A random sample of 10 shipments of stick-on labels showed the following order sizes.

(a) Construct a 95 percent confidence interval for the true mean order size.

(b) How could the confidence interval be made narrower? (Data are from a project by MBA student Henry Olthof Jr.)

(a) Construct a 95 percent confidence interval for the true mean order size.

(b) How could the confidence interval be made narrower? (Data are from a project by MBA student Henry Olthof Jr.)

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