Mathematics, 23.04.2021 19:40 sarahsompayrac
Suppose a card is drawn at random from a standard deck. The card is then shuffled back into the deck. Then for a second time a card is drawn at random from
the deck. The card is then shuffled back into the deck. Finally, for a third time a card is drawn at random from the deck.
What is the probability of first drawing a three, then a face card, and then a club?
Do not round your intermediate computations. Round your final answer to four decimal places.
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In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
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Mathematics, 22.06.2019 02:00
Rewrite the expression in z to the n power. the expression i was given is: 1 over z to the negative 1 half power.
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Suppose a card is drawn at random from a standard deck. The card is then shuffled back into the deck...
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