Math, asked by abhiramsujan, 1 year ago

find the mean direct method of class-0-10, 10-20, 20-30, 30-40, 40-50, 50-60 frequency 7,5,6,12,8,2

Answers

Answered by anithazuv

0

Answer:

ans is 6.666.....

Step-by-step explanation:

mean=sum of all observations/total no.of observation

=7+5+6+12+8+2/6

=40/6

=6.666

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