Math, asked by bhavnajain3400, 1 year ago

Find the mean deviation about the mean for the data in :
Income per day
0-100
100-200
200-300
300-400
400-500
500-600
600-700
700-800

Number of persons
4
8
9
10
7
5
4
3

Answers

Answered by oyo

6

total no. =8
mean =sum of all observation/total observation
mean =4+8+9+10+7+5+4+3/8=50/8=6.25

oyo: hi

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