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The scores of English examination(out of 40) of 15 students is as follows:25, 32, 35, 23, 28, 27, 26, 25, 24, 40, 21, 38, 35, 39, 32 Find the arithmetic mean of this data. HAVE A NICE DAY :) |
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Answer» SUM : = 25 + 32 + 35 + 23 + 28 + 27 + 26 + 25 + 24 + 40 + 21 + 38 + 35 + 39 + 32 = 450 Total no. = 15 Mean : = Sum of OBSERVATIONS Total no. of observations = 450 15 = 30 Answer : 30Hope it helps plzzz mark as the brainliest And also plz follow me... Will follow u back |
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