Relative speed = 80 - 48 = 32 km/h Time taken by the policeman to catch the thief = (80/32) = 2.5 hours Therefore, required distance = 80 x 2.5 = 200 km
To gauge the sacrifice made by a taxpayer, we should use the _____ tax rate.
Calculate Operating Surplus:
Items
Rs in crore
Compensation of employees
2000
Rent and interest
800<...
Given x=2y+4 and y=kx+6 are the lines of regression of x on y and y on x respectively. Find the value of k if value of r is 0.5.
If rxy = 0.75, then correlation coefficient between u = 1.5X and v = 2Y is:
What is the Standard deviation of first 50 natural numbers
Consider the matching-pennies game:
Let p= probabi...
Suppose the regression specification y(hat) = a + βx + l z + ε was estimated as y = 5 + 6x + 7z. We have a new observation for which x = 5 and z = ...
The H.M. and G.M. of a distribution are 8 and 10 respectively. Then the A.M. is
Consider sample of 8 observation and regress Y on X and find the standard error of regression