5At the end of a bowling tournament, three friends analyzed their scores. Erinn’s mean bowling score is 92 with a standard deviation of 14.
Declan’s mean bowling score is 130 with a standard deviation of 18.
Matt’s mean bowling score is 116 with a standard deviation of 22.

Who is the more consistent bowler?

Erinn.

Declan

Matt

Impossible to tell

Which math sentence can be used to determine if the triangle is a right triangle?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

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.