Just as you are recovering, your child falls ill. you know that there have been mistakes in your medication dosages, so you hurriedly scan the internet to make sure that what the doctor is giving your child is safe. the doctor writes the order for the following: 150 mg of an antibiotic to be given every 6 hours

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?