Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar(s). eye color hair color blue gray green brown marginal total blond 42 5 21 10 78 red 12 22 19 12 65 brown 22 5 12 34 73 black 9 3 11 64 87 marginal total 85 35 63 120 303 as part of a class project, a university student surveyed students in the cafeteria to look for a relationship between the students’ eye color and hair color. the table contains the survey results. the percentage of the sample population with brown eyes and black hair is larger than the percentage of the sample population with blue eyes and black hair by percentage points. (round off your answer to the nearest whole number.)

Apple pie is removed from 350 degree oven. temperature of the pie t minutes after being removed id given by the function t(t)=72+268e-0.068t

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Afriend of mine is giving a dinner party. his current wine supply includes 10 bottles of zinfandel, 8 of merlot, and 11 of cabernet (he only drinks red wine), all from different wineries. (a) if he wants to serve 3 bottles of zinfandel and serving order is important, how many ways are there to do this? ways (b) if 6 bottles of wine are to be randomly selected from the 29 for serving, how many ways are there to do this? ways (c) if 6 bottles are randomly selected, how many ways are there to obtain two bottles of each variety? ways (d) if 6 bottles are randomly selected, what is the probability that this results in two bottles of each variety being chosen? (round your answer to three decimal places.) (e) if 6 bottles are randomly selected, what is the probability that all of them are the same variety? (round your answer to three decimal places.)