SSC CGL Tier-2 10th August 2022 Statistics
For the following questions answer them individually
If the odds in favour of any random event A are 5 : 6, then the odds against the event are:
For the cumulative distribution function
$$F(x) = \begin{cases}0; & x < -1\\\frac{1}{2}(x + 1)^2; & -1 \leq x \leq 0 \\1-\frac{(1-x)^2}{2}; & 0 \leq x \leq 1\\1; & 1 < x < \infty \end{cases}$$
the upper quartile point is
If the first quartile of data set 8,10,8,7,9 is 7.5, then the value of quartile deviation is
For the frequency distribution of X number of grammatical mistakes per line is as follows.
The third factorial moment of X is:
If price-quantity are related for base year (0) and current year (1) are
$$\sum_{}:p_{0}q_{0} = 260,\sum_{}:p_{1} q_{0} = 395, \sum_{}:p_{0}q_{1} = 264, \sum_{}:p_{1}q_{1} = 422$$, then Marshall Edgeworth price index equals to
