Mathematics, 13.10.2019 10:20 Jonny13Diaz
Giuliana has 22 quaters and dollar coins worth a total of $10.75. what equation can be used to find d, the number of of coins giuliana has?
Answers: 2
Mathematics, 21.06.2019 20:20
Complete the input-output table for the linear function y = 3x. complete the input-output table for the linear function y = 3x. a = b = c =
Answers: 2
Mathematics, 21.06.2019 21:30
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
Giuliana has 22 quaters and dollar coins worth a total of $10.75. what equation can be used to find...
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