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Male employees who are promoted in SBI = (800 + 700) × (40/100) × (2/5) = 240 Male employees who are promoted in UBI = 240 × (200/100) = 480 Female employees who are not promoted in SBI = 700 – [{(800 + 700) × (40/100)} – 240] = 340 Female employees who are not promoted in UBI = 200 – [{(520 + 200) × (80/100)} – 480] = 104 Required Sum = 340 + 104 = 444
The purchasing power of money is equal to:
For the following frequency distribution
Class : 3-5 5-7 7-9 ...
For a group of 100 students, the mean and standard deviation of scores were found to be 30 and 5 respectively. Later on it was discovered that the scor...
Which option is WRONG?
The following observations 14, 19, 17, 20, 25 constitute a random sample from an unknown population with mean u and standard deviation σ.
The...
The grouped data for the observations are
Class: 1-3 3-5 5-7
The Excess Kurtosis of the Geometric distribution with parameter p is:
If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to: