Mathematics, 08.01.2021 20:10 caden8233
23n=2.4
Solve N
A 3.6
B 7.2
C 1.2
D 1.6
Answers: 2
Mathematics, 21.06.2019 16:40, jsmith4184
Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in
Answers: 2
Mathematics, 21.06.2019 21:30, amesha62
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?
Answers: 1
23n=2.4
Solve N
A 3.6
B 7.2
C 1.2
D 1.6...
Solve N
A 3.6
B 7.2
C 1.2
D 1.6...
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