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This year on 1 December,World AIDS Day 2022 was marked under the theme Equalize.
The incomes of the employees in a state is assumed to be normally distributed with mean ₹15,000 and variance ₹900. The median of the distribution o...
To estimate the average work experience of MBA students at a management institute, five students are selected at random from each type of background, s...
Which option is incorrect?
The Excess Kurtosis of the Geometric distribution with parameter p is:
At a reservation counter. passengers are arriving for booking the tickets in a Poisson fashion with mean rate 60 per hour. The kurtosis of the inter-ar...
If the third quartile of the following data set 7,10,7,8,9 is 9.5, then the value of quartile deviation is:
If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to:
If mean and median of the distribution are 12 and 21, then the distribution
For the recorded observation, the coefficient of variation is 0.2 and the variance is 16. The arithmetic mean is:
Which of the following is a sources of primary data?
