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Some summers are winters (I) + No winter is a season (E) → Some summers are not season (O) + Some seasons are autumns (I) → No conclusion. Hence neither conclusion I nor III follow. No winter is a season (E) + Some seasons are autumns (I) → Some autumns are not winters (O). Hence conclusion II follows.
If Arithmetic mean and coefficient of variation of x are 10 and 40 respectively, then the variance of y = 10 – 2x is:
With reference to analysis of variance. which of the following statements is/are correct?
(I) Change of origin will affect the value of F
...The arithmetic mean of the following frequency distribution of number of members in family in the society
Which of the following is NOT a way of the sampling?
The value of a and b so that the following is probability mass function
For the ANOVA which option is wro1ng?
Recession in industry is associated with the:
Which one is not non-probability sample method