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a) What percent of the families spending more than MOP300 but less than MOP4,900 per month on entertainment? b) What percent of the families spending less than MOP4,300 per month on entertainment?

a) What percent of the families spending more than MOP300 but less than MOP4,900 per month on entertainment? b) What percent of the families spending less than MOP4,300 per month on entertainment?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A 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. a) What percent of the families spending more than MOP300 but less than MOP4,900 per month on entertainment? b) What percent of the families spending less than MOP4,300 per month on entertainment?
Transcribed Image Text:A 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. a) What percent of the families spending more than MOP300 but less than MOP4,900 per month on entertainment? b) What percent of the families spending less than MOP4,300 per month on entertainment?
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