Cara took out a loan for a new car of $24,000. she wants to know which financing option she should take: 1. 3% simple interest for 12 years 2. 4% simple interest for 8 years 3. 3.5% compound interest for 6 years question 3 options: option 1 option 2 option 3 they are all equal

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?