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Recent questions tagged events

If you flip a fair coin 19 times, what is the probability that you will end up with an even number of heads?

asked Jan 29, 2014 by balaji

1 answer

Probability of getting positive integral roots of the equation $ x^2-n=0$ for the integer $ n \: \: \: 1 \leq n \leq 40$ is

asked Jan 16, 2014 by thanvigandhi_1

1 answer

Twelve tickets are numbered from 1 to 12. One tickets is drawn at random, then the probability of the number to be divisible by 2 or 3 is

asked Jan 16, 2014 by thanvigandhi_1

1 answer

A fair die is tossed until a number greater than 4 appears. The probability that an even number of tosses shall be required is

asked Jan 8, 2014 by thanvigandhi_1

1 answer

Let P be the probability of happening any event and Q its failure, then the total chance of $ r$ success in $n$ trials is

asked Jan 6, 2014 by thanvigandhi_1

1 answer

The probability that a non - leap year has 53 sundays is

asked Jan 6, 2014 by thanvigandhi_1

1 answer

Three identical dice are rolled. The probability that the same number will appear on each of them is

asked Jan 3, 2014 by thanvigandhi_1

1 answer

Two fair coins are tossed. What is the probability that at least one head occurs.

asked Jan 2, 2014 by thanvigandhi_1

1 answer

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