The Visa credit card company has determined that the amount its customers spend pertransaction is normally distributed with an average of R5800 per month and a standarddeviation of R900. What proportion of customers spend less than R4750 per month(rounded off to three decimals)?O A. 0.879B. 0.121OC. 0.916D. 1.166 In a large metropolitan area, past records revealed that 30 percent of all the high schoolgraduates go to college. From 10 graduates selected at random, what is the probability that:No more than 3 will go to college (rounded off to three decimals)?A. 0.267B. 0.382C. 0.649D. 0.121E. None of the preceding

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credit card on is norm.

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter2: Working With Real Numbers

Section2.3: Rules For Addition

Problem 8P

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Question

The Visa credit card company has determined that the amount its customers spend per
transaction is normally distributed with an average of R5800 per month and a standard
deviation of R900. What proportion of customers spend less than R4750 per month
(rounded off to three decimals)?
O A. 0.879
B. 0.121
OC. 0.916
D. 1.166

In a large metropolitan area, past records revealed that 30 percent of all the high school
graduates go to college. From 10 graduates selected at random, what is the probability that:
No more than 3 will go to college (rounded off to three decimals)?
A. 0.267
B. 0.382
C. 0.649
D. 0.121
E. None of the preceding

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