Math, asked by sa3433036, 3 days ago

complete the column fi x xi find the mean score

Answers

Answered by mokshjoshi

1

Answer:

Solution: To find the mean marks, we require the product of each xi with the corresponding frequency fi.

...

Mean of Grouped Data.

Marks obtained (xi) Number of students (fi) fixi

88 2 176

92 3 276

95 1 95

Total Σ fi = 30 Σ fixi = 1779

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