Asked by saba

the mean marks obtained by a group of 100 students was found to 49.46.THE mean marks obtained in the same examination by another group of 200 students was 52.32. Find the mean marks obtained by the both groups of students tken together.

14 years ago

Answered by saba

51.37

14 years ago

Answered by Ms. Sue

Right.

14 years ago

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