Quantitative methods ( Question for Nancy Carol only)

profilemarhal5
exercise3_2014.xls

EX6.2 Answers

EX 6.2
TIME STUDY Observed time (in minutes)
Activity Performance Rating 1 2 3 4 5 6 7 8 9 10 11 Observed time (OT) Normal Time (NT) Standard Time (ST)
Registration 1.15 3 6 4 8 4 5 4 6 4 6 4
Co-payment 0.95 7 9 11 8 12 9 6 11 9 12 10
Wait for nurse 1.00 17 15 17 12 11 17 12 19 12 20 18
Vital signs 0.96 9 8 11 12 9 8 10 12 8 12 11
Wait for exam room 1.00 12 15 12 14 21 18 11 16 9 14 18
Placement to exam room 0.98 3 5 4 6 3 5 3 6 5 4 7
Wait for physician 1.00 10 17 21 11 13 15 14 12 19 15 9
Examination 1.00 18 15 19 22 18 12 19 21 16 21 17
Test order entry 1.02 4 7 3 5 4 11 9 12 11 14 9
Referral requests 1.11 11 10 16 9 8 9 7 7 9 7 6
Follow-up appt. Sched. 1.08 3 5 3 4 3 4 4 5 3 3 5
0.00 0.00 0.00
a. Job-OT b. Job-NT c. Job-ST
d. 0.00

EX6.5 Answers

EX6.5: a- Calculate the % of Idle Time
EX6.5: b- Approximately how many observations to within 4%, 95% confidence?