Amount received by A after selling the article = 1.15 × 1300 = Rs. 1495 Therefore, selling price of the purse for the seller = 1495 + 300 = Rs. 1795 Let the cost price of the purse for the seller be Rs. x According to the question, 1.25x = 1795 Or, x = 1795/1.25 = 1436 Therefore, cost price of the purse for the seller = Rs. 1436
Two random variables X and Y are said to be independent if:
The mean deviation from an average A will be minimum, if A represents:
Which of the following is NOT a type of data classification?
If A,B and C are arbitrary events, then P(A ∩ B ∩ C) equals to:
For the two variables X and Y, the following observations are tabulated
X:Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 4Â Â Â Â Â Â Â Â Â...
If the random sample of size n is drawn without replacement from a finite population of size N, the correction factor for standard error of sample mean...
If the third quartile of the following data set 7,10,7,8,9 is 9.5, then the value of quartile deviation is:
Two data set of size 9 and 6 have standard deviation 3 and 4 respectively and arithmetic means 3 and 3 respectively. The standard deviation of combined...
With reference to index numbers, which of the following statements is true?
Marshall-Edgeworth Index number:
