Define an event...

Define an event

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An event in probability is the subset of the respective sample space

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Define an elementary event.

Each of the three children in a family is equally likely to be a boy or a girl independent of the others. Define the events E: "all the children in the family are of the same sex F: "there is at most one boy in the family" G: "the family includes a boy and a girl" Then

A number x is chosen at random from the set {1, 2, 3,…., 100}. Define event: A = the chosen number x satisfies (x-20)/(x-40) ge 2 . Then P(A) is

If A and B are two independent events,prove that P(A uu B).P(A'nn B')<=P(C), where C is an event defined that exactly one of A and B occurs.

Probability of occurrence of event and non occurrence of an event

Compound event an event associated to a random experiment is a compound event if it is obtained by combining two or more elementary events associated to the random experiment.

Odds in favour of an event is 2:3. Find the probability of happening of an event.

Probability of occurrence of an event A +Probability of Non-occurrence of an event A=1.

RD SHARMA-PROBABILITY-All Questions

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Define a trial.
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Define an elementary event.
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Define an event
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Define probability of an event.
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A bag contains 4 white balls and some red balls. If the probability...
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A die is thrown 200 times. If the probability of getting an even num...
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Three coins are tossed simultaneously 200 times with the following ...
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What is the probability of getting at least two heads?
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The probability of an impossible event is 1 (b) 0 (c) ...
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The probability of a certain event is 0 (b) 1 (c) gr...
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The probability an event of a trial is 1 (b) 0 (c) les...
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Which of the following cannot be the probability of an event? 1/3 ...
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Two coins are tossed simultaneously. The probability of getting atm...
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A coin is tossed 1000 times, if the probability of getting a tail i...
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A dice is rolled 600 times and the occurrence of the outcomes 1, 2,...
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The percentage of attendance of different classes in a year in a sch...
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A bag contains 50 coins and each coin is marked from 51 to 100. One...
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In a football match, Ronaldo makes 4 goals from 10 penalty kicks. Th...
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