You decide to buy some berries as a surprise for your aunt from the local farmer’s market. however, when you arrive, you see that the market carries blackberries, blueberries, raspberries, and strawberries. you know one of them is her favorite, but you cannot remember which one. what is the probability that you will choose the right type of berry at random?
0.25
0.40
2.5%
4.0%

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles