Rhino viruses typically cause common colds. in a test of the effectiveness of echinacea, 3737 of the 4242 subjects treated with echinacea developed rhinovirus infections. in a placebo group, 8787 of the 101101 subjects developed rhinovirus infections. use a 0.010.01 significance level to test the claim that echinacea has an effect on rhinovirus infections. complete parts (a) through (c) below.

a. test the claim using a hypothesis test.

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y