The rule as a mapping for the translation of a rectangle is (x, y) = (x - 2, y + 7). Which describes this translation? a translation of 2 units down and 7 units to the right
a translation of 2 units down and 7 units to the left
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a translation of 2 units to the right and 7 units up
a translation of 2 units to the left and 7 units up

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?