In a large population, 65% of the people have been vaccinated. If 4 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?

A jar contains 3 red, 2 white, and 5 blue marbles. What is the probability of selecting two marbles together and getting a red and a blue?   Express your answer as a probability to 3 decimal places.

You randomly select one card from a​ 52-card deck. Find the probability of selecting the king of diamonds or the two of hearts.

If the probability that an individual with a Bachelor Degree in Underwater Basket-weaving will be hired in their first 6 months out of college is 98%, what is the probability that an individual with a Bachelor Degree in Underwater Basket-weaving will not get hired in the first 6 months out of college? Answer in decimal form.  Round to two decimal places as needed.

John runs a computer software store. He counted 120 people who walked by his store in aday, 50 of whom came into the store. Of the 50, only 21 bought something in the store.Estimate the probability that a person who walks by the store will come in and buysomething. Round your answer to the nearest hundredth.

The lacrosse team has a 65% chance of winning its upcoming games. Find the probability of them winning 8 out of their next 9 matches. Express your answer as a percentage.

Orson performs 7 exercises over the span of a week. 5 of his exercises involve skipping rope. If he randomly chose 4 exercises to do on Monday, what is the probability that all of them involve skipping rope? Write your answer as a decimal rounded to four decimal places.

Richard has been given a 6-question multiple-choice quiz in his history class. Each question has three answers, of which only one is correct. Since Richard has not attended the class recently, he doesn't know any of the answers. Assuming that Richard guesses on all 6 questions, find the probability that he will answer all questions incorrectly. Round your answer to the nearest thousandth.

A bag contains 4 red chips, 5 blue chips, and 3 green chips. Bobby selects two chips from the bag without replacement. What is the probability that he selects 2 blue chips? Express your answer as a percent rounded to 1 decimal place. For example x.x% or xx.x%

Two hundred fifty tickets are sold at a fund raiser. If Sarah buys 15 tickets, the probability that she will win the prize quilt is what percentage