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With reference to analysis of variance. which of the following statements is/are correct?
(I) Change of origin will affect the value of F
...For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
The median of following observations 8, 9, 10, 8, 8, 10, 8, 9 is
Marshall-Edgeworth Index number:
The interquartile range excludes ___ of the values.
Following two statements are related to regression coefficient
(I) Independent of the change of origin
(II) Independent of the change of scale
The arithmetic mean of the following frequency distribution of number of members in family in the society
X: ...
The sample sizes for two cases were 15 each with means as 104 and 114 respectively and variances as 200 and 510 respectively.
Let the null hyp...
The probability of getting a total of 7 on two dice thrown together is:
The grouped data for the observations are
Class: 1-3 3-5 5-7
