Economy, asked by dhuliyasanskriti, 1 month ago

from the following data, calculate arithmetic mean by shortcut method and step deviation method X=2,3,4,5,6,7,8,9 and Freq=10,16,11,8,6,4,3,2

Answers

Answered by shrutisharma747884

0

Answer:

A.M = 5.5

Explanation:

By shortcut method:

Arithmetic mean = (sum of all the values or observations given in a data) / (total no. of Observations)

A.M = (2+3+4+5+6+7+8+9) / 8

= 44 / 8

= 5.5

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