The following table gives the daily income of ten workers in a factory. Find the arithmetic mean.
Workers
с
E
G H
J
Daily Income (in Rs 120
180 200
250 300 220 350 370 260
Answers
Answer:
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 | ΣX = 2400
______________________________
______________________________
N = 10
Arithmetic Mean = ΣX/N
= 2400/10
= 240
Arithmetic Mean = 240