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The numbers examined, the mean weight and the standard deviation in each group of examination by two medical examiners are given below: (5 Marks) Medical
The numbers examined, the mean weight and the standard deviation in each group of examination by two medical examiners are given below:
(5 Marks)
Medical Examiner
Examiner A
Examiner B
No. Examined
50
60
Mean Weight
113
120
Standard Deviation (lbs)
6.5
8.2
By which Medical Examiner is the variation in examination is greater?
What is the mean weight of both the groups taken together? What is the standard deviation of both the groups taken together?
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