Based on the results of the simulation, if 115 groups are formed, about how many of them would you expect to contain at least two freshmen? round your answer to the nearest number of groups.

12 groups
15 groups
18 groups
23 groups

Of the following, which statement or statements accurately reflect a way in which credit can be safer than cash? i. if your credit card gets stolen, you can cancel it and get your money back. ii. it is harder to lose a single credit card than a large number of bills. iii. if a merchant does not honor the agreement, you can call the credit company and dispute the charges. a. i and iii b. ii only c. iii only d. i, ii, and iii