For the next two (02) items that follow: Consider the function The value of A is (a) 1     …

For the next two (02) items that follow: Consider the integrals Which one of the following is correct? (a) A=2B …

Consider the function f (x) = -2×3 – 9×2 – 12x + 1 The function f(x) is an increasing function …

For the next two (02) items that follow: Consider f ` (x) = x2 The value of k is (a) …

For the next two (1&2) items that follow: Consider the function At what value of x does the function attain …

What is the probability that the sum of any two different single digit natural numbers is a prime number?  5/27 …

The regression coefficients of a bi variate distribution are -.064 and -0.36. Then the correlation coefficient of the distribution is …

A coin is tossed 5 times. The probability that tail appears an odd number of times, is 1/2 1/3 2/5 …

An insurance company insured 2000 scooter drivers, 4000 car drivers and 6000 trucks drivers. The probabilities of an accident involving …

A problem in statistics is given to there students A, B and C whose chances of solving it independently are …

A bag contains 4 white and 2 black balls and another bag contains 3 white and 5 black balls. If …

If x ∈ [0, 5], then what is the probability that x² – 3x + 2 ≥ 0 ? 4/5 1/5 2/5 3/5

An unbiased coin is tossed until the first head appears or until four tosses are completed, whichever happens earlier. Which …

The arithmetic mean of 1, 8, 27, 64, …… up to n terms is given by n(n+1)    2  n(n+1)2 …

The geometric mean of the observations x1, x2, x3,  …….. xn is G1. The geometric mean of the observations y1, …

A coin is tossed five times. What is the probability that heads are observed more than three times? 3/16 5/16 …

Seven unbiased coins are tossed 128 times. In how many throws would you find at least three heads? 99 102 …

If mean and variance of a Binomial variate X are 2 and 1 respectively, then the probability that X takes …

Two events A and B are such that P (not B) = 0.8, (A∪B)=0.5 and P(AlB) = 0.4. Then P(A) …

Three digits are chosen at random from 1, 2, 3, 4, 5, 6, 7, 8 and 9 without repeating any …