Dynamics and StatisticsHard
Question
Following table shows the weight of 12 students:
Weight (in kgs.) 67 70 72 73 75
No. of students 4 3 2 2 1
then mean weight is-
Weight (in kgs.) 67 70 72 73 75
No. of students 4 3 2 2 1
then mean weight is-
Options
A.70.25 kg.
B.70.50 kg.
C.70.75 kg.
D.None of these
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