Question: please answer all questions and show all work 4. CDC wants to estimate the Time required to process a Corona Testing kit. An initial sample

please answer all questions and show all work please answer all questions and show all work 4.
4. CDC wants to estimate the "Time required to process a Corona Testing kit." An initial sample of 10 observations showed a Mean Time = 10 minutes with a Standard deviation = 3 minutes. How many cycles must he observed to estimate the Mean Testing Time with 95% confidence (use z=1.96) and a maximum error of + 0.5 minutes. (15 Pts) 5. A testing lab worker was observed taking a Corona virus sample from patients The recorded Times were 100, 130, 140, 110 and 120 seconds. He was observed to be working at 110% Performance Rating. Allowances allowed for such a job are 15%. Find the Observed Time, Normal Time and Standard Time for talking the virus sample. (15 Pts) 6. (a) What Processes will be appropriate for producing Trucks in a GM plant and for a dentist office? Explain why. (Limit to half or one page please) (10 Pts) (b) Briefly describe cellular Layouts and the basis or idea behind their design. (Limit to half or one page please) (10 Pts)

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