EASY
NDA & NA EE
IMPORTANT
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A contest consists of predicting the results (win, draw or defeat) of 8 matches played by the Indian cricket team. A person sent his entry by predicting at random. The probability that his entry contains 4 correct predictions is

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Important Questions on Probability

MEDIUM
NDA & NA EE
IMPORTANT
Mathematics Crash Course NDA & NA EE>Chapter 32 - Probability>Exercise 1>Q 57
The mean and the variance in a binomial distribution are found to be 2 and 1, respectively. The probability P(X=0) is 
EASY
NDA & NA EE
IMPORTANT
Mathematics Crash Course NDA & NA EE>Chapter 32 - Probability>Exercise 1>Q 58
In an examination, the probability of a candidate solving a question is 12. Out of given 5 questions in the examination, what is the probability that the candidate was able to solve at least 2 questions?
EASY
NDA & NA EE
IMPORTANT
Mathematics Crash Course NDA & NA EE>Chapter 32 - Probability>Exercise 1>Q 59
What is the most probable number of successes in 10 trials with probability of success 23 ?
EASY
NDA & NA EE
IMPORTANT
Mathematics Crash Course NDA & NA EE>Chapter 32 - Probability>Exercise 1>Q 60
A coin is tossed 5 times. The probability that the tail appears an odd number of times is