A real estate agent has 16 properties that she shows. She feels that there is a 50% chance of selling any one property during a week. The chance of selling any one property is independent of selling another property. Compute the probability of selling at least 5 properties in one week. Round your answer to four decimal places.

A poll showed that 45% of Americans say they believe that Marilyn Monroe had an affair with JFK. What is the probability (in percent form) of randomly selecting someone who does not believe that Marilyn Monroe had an affair with JFK. Probability = % (Please round your answer to one decimal place.)

The probability that entering college students will graduate is 0.40. Determine the probability that out of 5 students, 1 will graduate.

Hospitals like to have electricity provided when there is a blackout. Assume that the backup generators fail 38% of the time. Find the probability of a hospital with 2 back up generators failing at the same time. Round to 4 decimal places. Find the probability of at least one generator working during a blackout. Round to 4 decimal places.

The probability that Luis will pass his statistic test is 0.62. Find the probability that he will fail his statistic test.

You roll two dice and record the numbers facing up.  What is the probability of rolling doubles or a sum of 8? Your answer should be a decimal (not a percent) correct to three decimal places.

In a blood testing procedure, blood samples from 6 people are combined into one mixture. The mixture will only test negative if all the individual samples are negative. If the probability that an individual sample tests positive is 0.08, what is the probability that the mixture will test positive? Give your answer as a percent rounded to the nearest tenth of a percent.

A place kicker in the NFL makes 78% of his field goals. If the outcomes are independent, what is the probability that he makes exactly 6 of the next 8 field goals? Round your answer to 4 decimal places

Approximately 2 percent of Americans ages 50-60 have lung cancer. A patient with lung cancer has a 91 percent chance of a positive test. A patient without lung cancer has a 8 percent chance of a positive test (a false positive result). Complete the table below, then answer the questions below the table. Give all answers as decimals to 4 decimal places.   Positive test result Negative test result Total Has lung cancer          Does not have lung cancer          Total         What is the probability a patient has lung cancer given that she just had a positive test?     Give answer as decimals to 4 decimal places.

Larry and Curly decide to have a chess match. The probability of Larry winning is 0.4. Each time Larry wins, he gains confidence and the probability of winning the next game increases by 0.1. Each time he loses, his confidence goes down and his probability of winning the next game decreases by 0.05. Determine the probability that in a three game match Larry wins at least two games.   please write clearly thank you.