Question
A invested Rs X in a scheme. After 6 months, B
joined with Rs 15000 more than that of A. After an year, ratio of profit of B to the total profit was 3: 7. Find the value of X.Solution
Two random variables x and y have the following regression equations -
3x + 2y β 26 = 0
6x + y β 31 = 0
then, the mean values o...
Which of the following is not a cause of rightward shift of demand curve?
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byx and bxy are two regression coefficients. If byx > 0, then bxy will be -
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