The table shows the percentage of students in each of three grade levels who list soccer as their favorite sport. soccer sophomores (35%) 50% juniors (33%) 45% seniors (32%) 30% total (100%) (0.5)(0.35) + (0.45)(0.33) + (0.32)(0.3) = 0.4195 or about 42% find the probability that the student is a junior, given that soccer is the favorite sport listed. p(junior | soccer) = %

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −