Edward surveyed his friends about whether or not they go to the movies and whether or not they go to professional soccer games. he reported the relative frequencies in the table. which statement is correct? a) very few of his friends go to professional soccer games. b) very few of his friends go to the movies and go to professional soccer games. c) the majority of his friends go to professional soccer games and go to the movies. d) he has a lot of friends that do not go to the movies and do not go to professional soccer games

Which value would be a solution for x in the inequality 47-4x< 7

The trigonometric ratios sine and secant are reciprocals of each other

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?