Tree : Shrub :: Mountain : ?
Shrubs is small form of Tree similarly Hill is small form of mountain.
The Pearson's correlation coefficient between following observation
X:Â Â Â Â Â Â Â Â Â Â Â 1Â Â Â Â Â Â Â Â Â Â Â Â Â 2Â Â Â Â Â Â Â Â Â Â Â...
The arithmetic mean of the following frequency distribution of number of members in family in the society
               X:  ...
A man pedals cycle from his house to his office at a speed of 10 km/h and back from the office to his house at a speed of 15 km/h. His average speed (i...
The problem of statistics is given in two sections of same standard. The odds against for section X to solve the problem are 4:3 and odds in favor to s...
For frequency distribution presentation , which option is wrong.
Five persons A, B, C, D and E occupy seats in a row at random. The probability that A and B sit next to each other is:
The first four moments of a distribution about the origin are -1.5,17,-30 and 108. The third moment about the mean is:
The value of k so that following is probability mass function
X:Â Â Â Â Â Â Â Â Â Â Â -2Â Â Â Â Â Â Â Â Â Â Â -1Â Â Â Â Â Â Â Â Â Â Â 0Â Â Â...
If mean and mode of the distribution is 32 and 21, then the distribution:
The variance of degenerate random variable is:
