1522 customers at a major retailer were surveyed whether or not they made a purchase and were satisfied with the service they received. the table below organizes the responses. satisfied with service not satisfied with service total made a purchase 130 494 624 did not make a purchase 715 183 898 total 845 677 1522 a. [2 pts] what is the probability that a shopper selected at random made a purchase, given that they were not satisfied with the service? write your answer as a fraction.

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Which expression is equal to (f+g)(x)?

Emmanuel added 888 links per minute to his chain mail. allesia started 202020 minutes after emmanuel and added 131313 links per minute to her chain mail. how long had emmanuel worked when allesia caught up to him, and how many links had he added?