GATE IN 2008 | Probability and Statistics Question 13 | Engineering Mathematics

GATE IN 2008

MCQ (Single Correct Answer)

-0.3

A random variable is uniformly distributed over the interval $$2$$ to $$10.$$ Its variance will be

$$16/3$$

$$6$$

$$256/9$$

$$36$$

GATE IN 2007

MCQ (Single Correct Answer)

-0.3

Assume that the duration in minutes of a telephone conversation follows the exponential distribution $$\,f\left( x \right) = {1 \over 5}{e^{ - x/5}},\,x \ge 0.\,\,\,$$ The probability that the conversation will exceed five minutes is

$${1 \over e}$$

$$1 - {1 \over e}$$

$${1 \over {{e^2}}}$$

$$1 - {1 \over {{e^2}}}$$

GATE IN 2005

MCQ (Single Correct Answer)

-0.3

The probability that there are $$53$$ Sundays in a randomly chosen leap year is

$${1 \over 7}$$

$${1 \over 14}$$

$${1 \over 28}$$

$${2 \over 7}$$

GATE IN Subjects

Engineering Mathematics

Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Numerical Methods Complex Variable Transform Theory