A professor knows that her statistics students' final exam scores have a mean of 75 and a standard deviation of 11.2. In his class, an "A" is any exam score of 90 or higher. This quarter she has 24 students in her class. What is the probability that 4 students or more will score an "A" on the final exam? prob =

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.