Mathematics, 21.05.2021 01:10 Jennifer16253

The mean of marks in statistics course of 100 students was 72. The mean of marks of boys was 75 while their number was 70. Find out the mean of the girls in the class.

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The mean of marks in statistics course of 100 students was 72. The mean of marks of boys was 75 whil...

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The mean of marks in statistics course of 100 students was 72. The mean of marks of boys was 75 while their number was 70. Find out the mean of the girls in the class. ​

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Another question on Mathematics

The mean of marks in statistics course of 100 students was 72. The mean of marks of boys was 75 while their number was 70. Find out the mean of the girls in the class.