Mathematics, 30.05.2020 01:57 dcwills17

What’s the volume of the cone

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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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What’s the volume of the cone
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Mathematics, 12.12.2020 16:50

Which of the following fractions give a decimal answer whose non-zero digits repeat infinitely many times ? 1. 12/8 2. 3/7 3. 7/9 4...