Economy, asked by tejasvikumari1922, 17 hours ago

Calculate standard deviation by step deviation from the follwoinv data. Take A=34.5
marks 10-19 20-29 30-39 40-49 50-59
no. of students 3 4 6 5 2

Answers

Answered by asmigavas

0

Answer:

546 is the answer to this question

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