SOLUTION: A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 50% of this population prefers the color green. If 15 buyers are randomly selected,

Algebra ->  Probability-and-statistics -> SOLUTION: A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 50% of this population prefers the color green. If 15 buyers are randomly selected,       Log On


   



Question 1141948: A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 50% of this population prefers the color green. If 15 buyers are randomly selected, what is the probability that between 7 and 11 (both inclusive) buyers would prefer green?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
From the table this is n=15 and p=0.5 and the inclusive probability is the sum of the individual ones between 7 and 11 or 0.6788.