For a group of 200 candidates, the mean and standard deviation of scores were founds to be 40 and 15 respectively. Later on it was discovered that the score 43 and 35 were misread as 34 and 53 respectively. Find the corrected mean and standard deviation corresponding to the correct figures. 1
For a group of 200 candidates, the mean and standard deviation of scores were founds to be 40 and 15 respectively. Later on it was discovered that the score 43 and 35 were misread as 34 and 53 respectively. Find the corrected mean and standard deviation corresponding to the correct figures. 1
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 1GP
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