Illustration 116. The income of a group of 10,000 persons was found to be normally distributed with Mean Rs. 50. Show that of this Rs. 750 p.m. and Standard deviation = group about 95% had income exceeding Rs. 668 and only 5% had income exceeding Rs. 832. What was the lowest income among the richest 100 ?
Illustration 116. The income of a group of 10,000 persons was found to be normally distributed with Mean Rs. 50. Show that of this Rs. 750 p.m. and Standard deviation = group about 95% had income exceeding Rs. 668 and only 5% had income exceeding Rs. 832. What was the lowest income among the richest 100 ?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 11PPS
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