recent report in Macau daily indicated that a typical family of four spends MOP4,900 per month on entertainment. Assume the distribution of entertain a family of four follows the normal distribution, with a standard deviation of M per month. c) What percent spending between MOP4,300 and MOP6,000 per month on entertainment? d) What percent spending between MOP5,000 and MOP6,000 per month on entertainment 3

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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recent report in Macau daily indicated that a typical family of four spends
MOP4,900 per month on entertainment. Assume the distribution of entertainment for
a family of four follows the normal distribution, with a standard deviation of MOP900
per month.
c) What percent spending between MOP4,300 and MOP6,000 per
month on entertainment?
d) What percent spending between MOP5,000 and MOP6,000 per
month on entertainment?
Transcribed Image Text:recent report in Macau daily indicated that a typical family of four spends MOP4,900 per month on entertainment. Assume the distribution of entertainment for a family of four follows the normal distribution, with a standard deviation of MOP900 per month. c) What percent spending between MOP4,300 and MOP6,000 per month on entertainment? d) What percent spending between MOP5,000 and MOP6,000 per month on entertainment?
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