Question
I sell 250 articles for the same money as I paid for
Rs. 265. What is my gain per cent?ÂSolution
I got a profit of (265 – 250) = 15 articles at the cost of 250 articles. % profit = (15 x 100)/ 250 = 6%
The most appropriate diagram to represent data relative to monthly expenditure on different items of a family is -
Laspeyre's formula has ___________ bias and Paasche's formula has _________ bias.
Which of the following is not a cause of rightward shift of demand curve?
Which of the following is a second-order condition of short-run equilibrium of firm under perfect competition?
Two random variables x and y have the following regression equations -
3x + 2y – 26 = 0
6x + y – 31 = 0
then, the mean values o...
Which of the following statement is not true?
If x and y are two random variables and a, b, c, d are any numbers provided a ≠0, c ≠0, then correlation co-efficient between ax + b and cy + d is...
A statistician collects data on production of rice from 1990 to 20 2 0 and classifies it year wise. Which of the following type of classification of da...
Which of the following statement is true for NRR?
A given data has mean = 6.5, median = 6.3 and mode = 5.4. It represents -
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