Start learning 50% faster. Sign in now
Let the cost price be 100x. Marked price = (100 + 50) % of 100x = 150x Selling price after 20% discount = 150x × 0.8 = 120x 120x = 6000 x = 50 Profit = 120x – 100x = 20x = 1000
X and Y are independent normal variables with mean 50 and 80 respectively and standard deviation as 4 and 3 respectively. What is the distribution o...
With reference to analysis of variance. which of the following statements is/are correct?
(I) Change of origin will affect the value of F
...If the first, fifth and ninth decile of frequency distribution xi ∣ fi are 3,10,16, respectively, then Kelly's coefficient of skewness is:
If A and B are mutually exclusive, the general addition rule is:
Which of the following approaches does multiplicative model have for the component of Time series Secular trend (7). Seasonal variation (S), Cyclical f...
If Z follows standard normal distribution with mean 0 and variance 1, then Z2 follows:
Which option is WRONG?
With which characteristic movement of a time series would you associate increasing demand of smaller automobiles?