Question:

Please help me answer these questions using the excel templates

Exercise

6.2

Pre-and post examination processing of patients in an outpatient clinic involves various task performed by clerks and nurses.  A time study conducted by the decision support department is shown in excel template 6.2. (attached file).

a.  Determine the observed time for the pre-post exam process.

b.  Determine the normal time for the pre-post examine process.

c.  Determine the standard time for the pre-post examine process, using the basic moderate allowance for the job   (allowance 29) (z=1.96).

d.  Calculate the standard time for the exam process.  Do you think the time spent in the outpatient clinic, without including the exam time, is reasonable?  If not what improvements would you recommend.

Exercise 6.5

An initial work sampling survey to estimate the percentage of time that MRI equipment is idle between 8:00am and 8:00pm, found that the MRI was idle in 9 of the 120 observations.

a.  Determine the percentage of idle time.

b.  From the initial results, approximately how many observations would it require to estimate the actual percentage of idle time to within 4 percent, with the confidence 95 percent?

If you could help me please I need the answers Thursday morning.  Thank you

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