Binomial Probability Answers

According to the 2000 U.S. Census Bureau, 49.65% of Texas residents were male. If one Texan was selected at random in 2000, what is the probability he was male?a.0.4965b.0.5c.0.5035d.49

Suppose the probability of your hitting the bull’s-eye on a dartboard is 0.06. What is the probability of getting exactly two bull’s-eyes when you throw five darts? a. 0.0299 b. 0.036 c. 10 d. 0.0318 Please select the best answer from the choices provided

What is the probability that when a fair coin is flipped 25 times, there will be exactly five heads?a.0.00158b.53130c.1660.3d.0.1900

Which of the following is not a binomial experiment? a. Asking 100 people whether or not the like pizza. b. Measuring the height of 100 people to see if they are over 6’1. c. Asking 100 people what their favorite color is. d. Asking 100 people if their favorite color is red. Please select the best answer from the choices provided

What is the theoretical probability of the event that a family with two children has one boy and one girl? Make a tree diagram to help solve the problem. a. b. c. d. Please select the best answer from the choices provided

Assume the birth of a boy or a girl is equally likely. The probability that a single child is born a girl is . What is the probability that the next child born to the same familiy will also be a girl? a. b. c. d. Please select the best answer from the choices provided

Two events are independent when the following is true:a.the outcome of one event determines the outcome of the other eventc.the outcome of one event does NOT determine the outcome of the other eventb. there is no correlation between the two eventsd.The outcome of the event is determined by the theoretical probability of the event

Suppose that the probability a seed will germinate is 85%. What is the probability that 7 of these seeds will germinate when 10 are planted? a. 0.1298 b. 0.385 c. 0.12 d. 0.141 Please select the best answer from the choices provided

According to the 2000 U.S. Census Bureau, 49.65% of Texas residents were male. If one Texan was selected at random in 2000, what is the probability she was female?a.0.4965b.0.5c.0.5035d.49

In taking a multiple-choice test, there are four possible answers for each problem, only one of which is correct. Assume that someone guesses randomly on all 25 problems.What is the probability of getting the first problem wrong?a.25b.0.25c.0.75d.75