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...


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

Extracted text: 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. Mean weights (lbs.) Medical examiner Number examined Standard deviation (Ibs.) A 50 113 6.5 60 120 8.2

Jun 08, 2022
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