For the following questions answer them individually
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 of the income is:
For a normal distribution, which of the following is true?
The mode of a geometric distribution with parameter p is:
Let $$M, M_d, M_o$$ denote mean, median and mode and $$Q_1, Q_2$$ and $$Q_3$$ quartile points. Which of the following is an absolute measure of skewness?
The second quartile for the following data 38, 39, 40, 52, 59, 67, 73, 77, 149, 248 is:
With reference to analysis of variance, which of the following statements is/are correct?
(I) Change of origin will affect the value of F .
(II) Change of scale will affect the value of F .
Which of the following is a sources of primary data?
For a distribution with mean, median, mode and standard deviation 25, 24, 26 and5 respectively, Karl Pearson’s coefficient of skewness equals to:
The product of partial regression coefficient $$b_{12.3} b_{23.1} b_{31.2}$$ equals to:
If $$x_i \mid f_i, i = 1, 2, ..... n$$Â is a frequency distribution with standard deviation 15 and mean 30,the coefficient of variation will be equal to:
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