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Question 1 of 10

If X1,X2,... be a sequence of independent and identically

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Question 2 of 10

If for two attributes A and B (A)=50, (B)=60, (AB)=40; N=100 then

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Question 3 of 10

For 1.23 0 R = , the regression equation of 1 x on 2 x and 3 x will be

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Question 4 of 10

If a random variable X is distributed symmetrically about its mean then which of the following statements is correct?

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Question 5 of 10

If the arithmetic mean of two numbers is 4.5 and their harmonic mean is 4, then the numbers are

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Question 6 of 10

The most appropriate diagram to represent the data relating to the number of male and female students in a college during each of the last six years is a

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Question 7 of 10

If a card is drawn at random from a standard pack of 52 playing cards, then the probability that the card drawn is a king or a spade is

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Question 8 of 10

If four people are seated at random around a circular table, then the probability that two specified persons (of the four) are neighbors is

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Question 9 of 10

A, B and C are three events in some probability space. If cA is the complement of A and AB stands for AB , etc., then which one of the following corresponds to the event “at most two of these three events occur”?

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Question 10 of 10

A beg contains 5 white and 3 red balls. If two balls are drawn at random, one by one and without replacement, then which one of the following is the probability that both balls drawn are red?

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