Mathematics, 19.11.2020 01:00 andreastyles1603
Camilla was swimming along the bottom of her backyard pool at a depth of 6 feet. Then, she pushed off the bottom and rose 4 feet. What is Camilla's position now relative to the surface of the pool?
Answers: 1
Mathematics, 21.06.2019 16:50
Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?
Answers: 2
Mathematics, 21.06.2019 18:30
Complex numbers multiply โ-4 * โ-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).
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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
Camilla was swimming along the bottom of her backyard pool at a depth of 6 feet. Then, she pushed of...
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