Math, asked by nehaheleenadan, 20 hours ago

Calculate mean, Variwnce, SD and cu for the
for the following
distribution
Class
30-40 3
40-50. 7
50-60. 12
60-70. 15
70-80. 8
80-90. 3
90-100. 2

Answers

Answered by Secretsuperstar108

1

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