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Approximately, the coefficient of variation for the given data where Pearson's second measure of skewness = 0.42, arithmetic mean- 86 and median 80, is:
Marshall-Edgeworth Index number:
For the distribution with unknown θ
We set the tes...
For the frequency distribution of income (in lakh) of the employees in factory
Class                     1.5-2.5    Â...
A Poisson distribution has a double mode at x = 1 and x = 2. The probability for x = 1 or for x = 2 of these two values is:
At a round table, n persons are seated on n chairs. The probability that two friends from same college are sitting next to each other, is:
Statistics is not applicable to ________ observation.
For the following frequency distribution
Class :Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 3-5Â Â Â Â Â Â Â Â 5-7Â Â Â Â Â Â Â Â Â 7-9Â Â Â Â Â Â ...
