How do u rename on the hour? what does on the hour mean? ? plz guys i really would appreciate it i will give u 43 points if u answer

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Factor the expression using gcf 9b+45

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?