Mathematics · Statistics

In a math test given to 14 students, marks out of 100 are recorded as 21, 38, 42, 56, 36, 48, 29, 44, 22, 32, 63, 64, 72, 74. Find the arithmetic mean of the marks.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

149.55
244.68
345.78✓
442.62

Correct answer

45.78

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In a math test given to 14 students, marks out of 100 are recorded as 21, 38, 42, 56, 36, 48, 29, 44, 22, 32, 63, 64, 72, 74. Find the arithmetic mean of the marks.

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In a math test given to 14 students, marks out of 100 are recorded as 21, 38, 42, 56, 36, 48, 29, 44, 22, 32, 63, 64, 72, 74. Find the arithmetic mean of the marks.

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