Question
In classical linear regression model if we add
in 90 in X and Y observation and re-estimate the regression model then slope coefficientSolution
Slope coefficient is independent of change of origin.
What is the highest possible sum of (p + q) if the number '4p679q3' is divisible by 12?
A number when divided by 21 gives a remainder of 15. What will be the remainder when twice that number is divided by 21?
Find the sum of the first 20 natural numbers.
A told B, "If you give me half of the money that you have, then I will have Rs 110 and if I give you half of my money then you will have Rs 100." How mu...
15Â Â Â Â Â Â Â Â Â Â 15Â Â Â Â Â Â Â Â Â Â 60Â Â Â Â Â Â Â Â Â Â 540Â Â Â Â Â Â Â Â 8650
...If x varies inversely as (y2 – 1) and is equal to 40 when y = 5 then the value of x and y = 7 is
The cube of the difference between two given natural numbers is 1000, while the product of these two given numbers is 56. Find the positive difference b...
If the 4-digit number m52n is exactly divisible by 9, then what is the least value of (m + n)?
- If 519x238y is divisible by 72, then find (2x - 4y).
N is the largest two digit number, which when divided by 3, 4 and 6 leaves the remainder 1, 2 and 4 respectively. What is the remainder when N is divid...
