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Quantity of milk in the mixture initially = 0.5 × 300 = 150 ml As per the question 150+a = (100-46(6/7)/100 × (300+a) 150+a = 53(1/7)% ×(300+a) 150+a= 372/700×(300+a) a - (372/700)a = (372×3)/7-150 328/700 a = 1116/7 -150 328/700 a = 66/7 a= 20.10 ml
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?
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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: