The numbers examined, the mean weight and the standard deviation in each group of examination and two medical examiners are given below. Find the mean weight and standard deviation of both groups taken together. Medical examiner Number examined Mean weights (Ibs.) Standard deviation (Ibs.) 50 113 6.5 B 60 120 8.2
The numbers examined, the mean weight and the standard deviation in each group of examination and two medical examiners are given below. Find the mean weight and standard deviation of both groups taken together. Medical examiner Number examined Mean weights (Ibs.) Standard deviation (Ibs.) 50 113 6.5 B 60 120 8.2
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 13PPS
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