If the positions of the second and the third digit of each of the numbers are interchanged, how many odd numbers will be formed?
598 428 534 349 178
For the distribution with unknown θ
We set the tes...
The mean deviation from an average A will be minimum, if A represents:
The incomes of the employees in a state is assumed to be normally distributed with mean ₹15,000 and variance ₹900. The median of the distribution o...
Which of the following correctly completes the given statement?
Index number helps in:
(I) determining the cost of living
(II) ...
If price-quantity are related for base year (0) and current year (1) are
∑ : p0q0 = 260,∑ : p1q0 = 395,∑ : p0q1 = 264,∑ : p1q1 = 422, t...
The Pearson's correlation coefficient between following observation
X:Â Â Â Â Â Â Â Â Â Â Â 1Â Â Â Â Â Â Â Â Â Â Â Â Â 2Â Â Â Â Â Â Â Â Â Â Â...
60% of the employees of a company are college graduates. Of these, 10% are in sales. Of the employees who did not graduate from college, 80% are in sal...