Permutations-and-combinations Questions Set 3:
How many permutations are there in the word "THINNER"?
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What is the area under a conditional cumulative distribution function?
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There are 20 points in a plane, and 5 of them are collinear. How many triangles can be formed by these points?
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There are 55 members. Every member posts a greeting card to all the other members. How many greeting cards were posted in total?
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What is the number of ways to choose 4 cards from a pack of 52 playing cards such that all four cards are of the same suit?
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If the values taken by a random variable are negative, the probabilities of the negative values will be:
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In a Kabaddi tournament, every team needs to play a match with every other team in the first round. If 13 teams have participated, find the number of matches played in the first round.
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A table with all possible values of a random variable and its corresponding probabilities is called
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A bag contains 6 five-rupee coins, 5 two-rupee coins, and 4 one-rupee coins. If 5 coins are selected at random from the bag, what are the odds in favor of the draw yielding the minimum possible amount?
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What is the definition of mutually exclusive events?
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