Problem $10-6($Static$)$

$20$

A medical facility does MRIs for sports injuries. Occasionally, a test yields inconclusive results and must be repeated. Using the

points

following sample data and $n=200.$

Click here for the Excel Data File

Hint

a$.$ Determine the upper and lower control limits for the fraction of retests using two$-$sigma limits$.($Do not round intermediate calculations. Round your final answers to $4$ decimal places. Leave no cells blank $-$ be certain to enter $"0"$ wherever required.$)$

Print

References

b$.$ Is the process in control?

The process is in control.

The process is not in control.