(15 points! ) tom has two credit cards and is planning on purchasing a racing bicycle that will cost $450. if tom charges the bike to one of his credit cards, which card will take the longest to pay off if he only makes the minimum payments? card a: apr 16%, annual fee: $40 card b: apr 21%, annual fee: $35 a)card a because it has a lower apr b)card a because it has a higher annual fee c)card b because it has a higher apr d)card b because it has a lower annual fee

Select the best attribute for the angle pair formed by two parallel lines intersected by a transversal.

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .