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प्रश्न
The following table gives the daily income of ten workers in a factory. Find the arithmetic mean.
|
Workers |
A |
B |
C |
D |
E |
F |
G |
H |
I |
J |
|
Daily Income (in Rs) |
120 |
150 |
180 |
200 |
250 |
300 |
220 |
350 |
370 |
260 |
बेरीज
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उत्तर
|
Workers |
Daily Income (in Rs) (X) |
|
A |
120 |
|
B |
150 |
|
C |
180 |
|
D |
200 |
|
E |
250 |
|
F |
300 |
|
G |
220 |
|
H |
350 |
|
I |
370 |
|
J |
260 |
|
Total |
`sumX=2400` |
N = 10
`barX=(sumX)/N`
`=2400/10=240`
Arithmetic mean = Rs 240
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