Alden made the stem-and-leaf plot below to record the ages of his relatives at their family reunion. Stem Leaf
0 1,3,5,7,9
1 0,3,6,7
2 7,9
3 1,7,7
4 0,4,9
5 2,2,8
6 1,9
7 3,6
8 3

KEY
3|0 = 30 years old

How many of the family members at the reunion were teenagers?

The variable in a relation who’s value depends on the value of the independent variable is called what?

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase