there are 200 workers in a factory. the average earning of each worker in a week is 500rs, find thier total earnings for the week.
Answers
Answered by
7
Answer:
Calculation for mean
Class Mid value (x) frequency
f y=
50
x−325
fy
100-150 125 4 -4 -16
150-200 175 8 -3 -24
200-250 225 14 -2 -28
250-300 275 42 -1 -42
300-350 325 50 0 0
350-400 375 40 1 40
400-450 425 32 2 64
450-500 475 6 3 18
500-550 525 4 4 16
N=200 ∑fy=138−110=28
Mean(
x
ˉ
)=A+
N
∑fy
×d
=325+
200
28
×50
=325+7
=Rs332
Answered by
1
Answer:
10,0000
Step-by-step explanation:
Given,
one worker earns in a week=500
total number of workers=200
.
. .Total earning in one week=500×200
=10,0000
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