34% that a stock investement will end up in a total loss what is the chance that 1 of 3 investments ends up in a total loss?

A drug test correctly gives a positive result 88 percent of the time. However, 3 percent of the time, it incorrectly gives a positive result. This is known as a false positive. Suppose that 5 percent of the people to be tested will have one or more of the drugs being tested for in their system. What is the probability that a randomly chosen person will have get a positive test result? Your answer should be to 4 decimal places.

Suppose that on the average, 7 students enrolled in a small liberal arts college have their automobiles stolen during the semester. What is the probability that more than 4 students will have their automobiles stolen during the current semester? Round your answer to four decimal places.

A bank received on average 9 bad cheques per day, what is the probability that the bank will receive 5 bad cheques on any given day.  Round to four decimals

A hacker breaking into a computer system has a 15% chance of breaking into a system in 2 minutes, a 25% chance after 5 minutes, and a 60% chance after 20 minutes. What is the expected time will take the hacker to get in?

Probability of raining during the month of April in nyc is 0.33. What is the probability that it will rain 2 of the next 3 days ?

The amount of time spouses shop for anniversary cards can be modeled by an exponential distribution with the average amount of time equal to 58 minutes. What is the probability that a randomly selected spouse spends no more than 20 minutes shopping for an anniversary card?

In a large population, 59% 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? Give your answer as a decimal to 4 places. > Next Question

In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the park 66 % of the time. Find the probability that among 7 guests surveyed exactly 5 guests like to stay at an overnight lodge in the park.P(x = 5)

Pls make sure its correct and show full steps.   Naval intelligence reports that 9 enemy vessels in a fleet of 20 are carrying nuclear weapons. If 5 vessels are randomly targeted and destroyed, what is the probability that more than 1 vessel transporting nuclear weapons was destroyed? Express your answer as a fraction or a decimal number rounded to four decimal places..