A poll is given, showing 45% are in favor of a new building project. If 9 people are chosen at random, what is the probability that exactly 4 of them favor the m building project? 2013 50

In a large population, 63 % of the people have been vaccinated. If 3 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?Give your answer as a decimal (to at least 3 places) or fraction

The probability that four randomly selected high school drivers all drove when drinking alcohol is

52% of dogs enjoy biting the mailman. Select 5 random dogs. What's the probability AT LEAST 1 Enjoys biting the mailman, in percentage form

20% of teenagers in a small town say they like reading news online. Suppose you randomly select 7 teenagers from the town and ask them whether or not they enjoy reading news online. Find the probability that at least 3 say they enjoy reading news online.

Political scientists want to determine the probability of exactly 3 out of the next 5 voters they meet approving a proposal. If the sample probability of the voters approving the proposal is 50%, the number of trials is and the number of successful trials is The probability that 3 out of the next 5 voters approving the proposal is

About 45% of students participate in a community volunteer program outside of school. If 50 students are selected at random, find the probability that at most 25 of them participate in a community volunteer program outside of school.

A poll is given, showing 20% are in favor of a new building project. If 10 people are chosen at random, what is the probability that exactly 4 of them favor the new building project? Check Answer Search for anything

A sack contains 30 red balls, 20 green balls, 10 blue balls and 5 yellow balls.  If we mix them thoroughly and draw 2 balls at random with replacement, what is the chance that the first ball drawn is red and the second ball drawn is green? Choose the answer that is closest. -14.2% -16.8% -28.5% -27.1%

A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 50 % of this population prefers the color black. If 16 buyers are randomly selected, what is the probability that less than 12 buyers would prefer black? Round your answer to four decimal places. Answer How to enter your answer (opens in new window) Tables Keypad Keyboard Shortcuts