A professor at a local university noted that the exam grades of her students were normally distributed with a mean of 72.7 and a standard deviation of 6.4. The professor has informed us that only 9 percent of her students received grades of A. What is the minimum score needed to receive a grade of A? Report your final answer with 2 decimals for example 82.43.

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

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.

Which of the following statements are true about the graph of f (x) = 1/4 coz ( x + π/3) - 1? select two of the following that apply.