SCENARIO 15-5
a Manufacturer of Computer Disks Took Samples of 240

question 86

Short Answer

SCENARIO 15-5
A manufacturer of computer disks took samples of 240 disks on 15 consecutive days.The number of disks with bad sectors was determined for each of these samples.The results are in the table that follows. $\begin{array}{ccc} \underline{\text { Day }} & \underline{\mathrm{Bad}} & \text { \% } \underline{\mathrm{Bad}}\\1 & 9 & 0.037500 \\2 & 7 & 0.029167 \\3 & 4 & 0.016667 \\4 & 6 & 0.025000 \\5 & 8 & 0.033333 \\6 & 3 & 0.012500 \\7 & 6 & 0.025000 \\8 & 10 & 0.041667 \\9 & 16 & 0.066667 \\10 & 24 & 0.100000 \\11 & 15 & 0.062500 \\12 & 9 & 0.037500 \\13 & 4 & 0.016667 \\14 & 8 & 0.033333 \\15 & 6 & 0.025000\end{array}$
-Referring to SCENARIO 15-5, a p control chart is to be made for these data.The upper control limit is _, and the lower control limit is _.

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Definitions:

Anticoagulant

A medication or substance that prevents blood from clotting, reducing the risk of strokes and heart attacks.

Hip Replacement

A surgical procedure in which a damaged hip joint is replaced with an artificial implant to reduce pain and improve mobility.

Hysterectomy

A surgical procedure for removing the uterus, and sometimes also the ovaries and fallopian tubes, used to treat various gynecological conditions.

Abdominal Aorta Aneurism

An abnormal enlargement of the lower part of the aorta, the major blood vessel supplying blood to the body, which can rupture and cause life-threatening bleeding.