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The number of employees,average daily wages per employee and varaiance of daily wages per employee for two factory given below Factory a factory b No of employee 50 100 Average of employee 120 85 Variance of daily wages 9 16 In which factory is there greter variation in the distribution of daily wages per employee?

The number of employees,average daily wages per employee and varaiance of daily wages per employee for two factory given below
                                Factory a  factory b
No of employee                50        100
Average of employee      120       85
Variance of daily wages  9          16
In which factory is there greter variation in the distribution of daily wages per employee?
 

Grade:12th pass

1 Answers

Bhagyashri verma
24 Points
5 years ago
S.D for factory A = \sqrt Variance =3 
Coefficient of variation =  (SD/ Avg) * 100 = 3/120 * 100 = 2.5 %
 
S.D for factory A = \sqrt Variance =4
 
Coefficient of variation =  (SD/ Avg) * 100 = 4/85 * 100 = 4.75%
 
Hence greater variation in distribution of wages in factory B

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