SSC CGL Tier-2 10th August 2022 Statistics
For the following questions answer them individually
SSC CGL Tier-2 10th August 2022 Statistics - Question 31
If first, second, and third moment about origin are 1, 6, and 15 respectively, then Karl Pearson beta coefficient of skewness $$\beta_{1}$$ is
SSC CGL Tier-2 10th August 2022 Statistics - Question 32
If mean and median of the distribution are 12 and 21, then the distribution
SSC CGL Tier-2 10th August 2022 Statistics - Question 33
In a two-way ANOVA table
the value of $$x, F_{A}, F_{B}$$ are:
SSC CGL Tier-2 10th August 2022 Statistics - Question 34
The median of following observations 8, 9, 10, 8, 8, 10, 8, 9 is
SSC CGL Tier-2 10th August 2022 Statistics - Question 35
For the ANOVA which of the following options is INCORRECT.
SSC CGL Tier-2 10th August 2022 Statistics - Question 36
The Pearson's correlation coefficient between following observation
is - 0.8. If each observation of X is halved and of Y is doubled, then Pearson's correlation coefficient equals to
SSC CGL Tier-2 10th August 2022 Statistics - Question 37
For the ANOVA which option is wro1ng?
SSC CGL Tier-2 10th August 2022 Statistics - Question 38
From standard pack of 52 cards, 3 cards are drawn at random without replacement. The probability of drawing a king, a queen and a jack in order is
SSC CGL Tier-2 10th August 2022 Statistics - Question 39
If the second and third moment about the origin are 8 and 18 and the third moment about mean is -14 , then the first moment about the origin is:
SSC CGL Tier-2 10th August 2022 Statistics - Question 40
For the random variable X with probability density function $$f(x) = \frac{(x - 3)^{2}}{5}$$; x = 3, 4, 5, the variance of X is:
