In a family of six persons, H is the mother of I’s mother. F is married to H. N is the maternal uncle of E, who is married to O. I is the son of O. How is I related to F?
If r and R denote correlation and multiple correlation coefficient for the data set for X1, X2 and X3 . Which option is correct?
These seventh decile (D7) of data set 4, 3, 10, 9, 1 is
If the multiple correlation coefficient of X1 on X2 and X3 is zero, then:
For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
For the ANOVA table
the F - statistics is
The second quartile for the following data 38, 39, 40, 52, 59, 67, 73, 77, 149, 248 is:
The grouped data for the observation are as follows.
Class : 2-4 4-6 6-8...
Two data set of size 9 and 6 have standard deviation 3 and 4 respectively and arithmetic means 3 and 3 respectively. The standard deviation of combined...
The memory-less property is followed by which of the following continuous distribution:
Which of the following options is correct when data is classified on the basis of attributes?