Math, asked by tejalpavan2005, 9 months ago

Find the mean of the following data
variable 3 5 7 9 11 13
Frequency 6 8 15 25 8 4

Answers

Answered by ajitd8857

1

Answer:

mean = sum f*x/sum f

so (3*6+5*8+7*15+9*25+11*8+13*4)/66

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