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For two items, tea (1 kg) and sugar (1 kg), the prices in the year 2019 were ₹100 and ₹50, respectively, whereas the prices in the year 2020 were �...
If moment generating function of continuous random variable X is (λ /λ−t) ;t < λ, then E(X3) equals to:
If Z1, Z2,…Zn are n independent standard normal variates, then Σni=1 Z2i will follow:
Which option is WRONG?
Which one is not basis of classification of data.
For an experiment we have the following data set: n = 4, ∑ X = a,∑ Y = 10,∑ XY = 21,∑ X2 = 30,∑ Y2 = 30 the correlati...
Which of the following is NOT an approach for assigning the probability of the event?
For ANOVA table
the F - statistics is:
Two random variables X and Y are said to be independent if:
