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AnilSunil 57 7 9 both case difference is 2 2 = 14 (8+6) 1 = 7 Age of Anil and Sunil present before 8 years 35 and 49, so the present age of anil and Sunil will be 35+8 and 49+8, which 43 and 57 Sum of their ages 100 Ans.
If A and B are manually exclusive events such that P(A)P(B) > 0 , then which option is correct?
Approximately, the coefficient of variation for the given data where Pearson's second measure of skewness = 0.42, arithmetic mean- 86 and median 80, is:
Which of the following options is INCORRECT?
Let MSA defines mean sum of squares due to factor A and MSE defines mean sum of squares due to error. If the null hypothesis of ANOVA for one way class...
At a round table, n persons are seated on n chairs. The probability that two friends from same college are sitting next to each other, is:
If the multiple correlation coefficient of X1 on X2 and X3 is zero, then:
For the frequency distribution of income (in lakh) of the employees in factory
Class                     1.5-2.5    Â...
For the distribution with unknown θ
We set the tes...
If the sum of lower and upper qualities is 6 and quartile deviation is 1.5, then the value of coefficient of quartile deviation is
If the occurrence of events follows Poisson Process with mean rate λ, then inter-occurrence time of events will follow:
