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Ship # of Defects Total # of Chips
S1 ---- 2 ----- 5,000
S2 ---- 5 ----- 12,000
S3 ---- 6 ----- 18,000
S4 ---- 4 ----- 16,000
A computer chp manufacturer expects the ratio of the number of defective chips to the total number of chips in all shipments to equal the corresponding ration for shipments S1, S2, S3 and S4 combined, as shown in the table above. What is the expected # of defective chips in a shipment of 60,000 chips?
a. 14
b. 20
c. 22
d. 24
e. 25
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Ship # of Defects Total # of Chips S1 ---- 2 ----- 5,000 S2 ---- 5 ----- 12,000 S3 ---- 6 ----- 18,000 S4 ---- 4 ----- 16,000
A computer chp manufacturer expects the ratio of the number of defective chips to the total number of chips in all shipments to equal the corresponding ration for shipments S1, S2, S3 and S4 combined, as shown in the table above. What is the expected # of defective chips in a shipment of 60,000 chips?
a. 14 b. 20 c. 22 d. 24 e. 25
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B.
Adding all of the defected chips together:
12000+18000+16000+5000 =51000
Adding all defected chips together:
2+5+6+4 = 17
(17 / 51000) * 60000 = 20
Archived Topic
Hi there,
This topic has been closed and archived due to inactivity or violation of community quality standards. No more replies are possible here.
Still interested in this question? Check out the "Best Topics" block above for a better discussion on this exact question, as well as several more related questions.