- Let A and B be two events, such that P(A) = 0.0021, P(B) = 0.061, and P(A and B) = 0. Find the following probability: P(A or B)= (Round the answer to 4 decimals)

Q: P(E)=35/41. Find the probability that the event will not happen.

A:

Q: Find the probability ​P(Ec​) if ​P(E)=0.25.

A: We want to find vlaur of people(Ec)

Q: Aylin wrote a phone app. She has noticed that 25% of the users who download her app upgrade it the…

A: The variable X be the number of customers who download Aylin's app until one upgrades it on the same…

Q: What is the probability that she has her first successful ticket on the 4th try

A: Let p be the probability of winning. Given that p = 0.07 Let X denote the try number on which she…

Q: In a large population, 59% of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: Use the formula for the probability of the complement of an event.A pair of dice is rolled 3 times.…

A:

Q: Find the probability P(Ec​) if ​P(E)=0.42.

A:

Q: Sam is going to throw a dart at a dartboard in a local establishment.  Sam figures that the dart…

A: Sam figures that the dart will hit the bullseye or it won't.

Q: If the probability that an event does no occur is 0.3 determine the probability that the event…

A:

Q: Oliver Queen is able to hit the bull's-eye (center of the target) 79% of the time. If he shoots 26…

A: Given

Q: A pharmacist receives a shipment of 2121 bottles of a drug and has 44 of the bottles tested. If 66…

A: From the provided information, A pharmacist receives a shipment of 21 bottles of a drug and has 4 of…

Q: Find the probability​ P(E or​ F) if E and F are independent events, ​P(E)=0.54, and ​P(F)=0.37.

A: Given : P (E) = 0.54 P (F) = 0.37

Q: If the probability of an event not occurring is 0.68, what is the probability the event will occur?…

A: P(an event not occuring)=0.68

Q: Terry purchases 25 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: Sample size (n)=25. The probability of winning is p=10%=0.10.

Q: Find the probability of the indicated event if ​P(E)=0.25 and ​P(F)=0.55. Find​ P(E and​ F) if​ P(E…

A: Here we need to find P(E and F).

Q: In a large population, 61% of the people have been vaccinated. If 5 people are randomly selected,…

A: From the given information, Sample size (n) = 5, Probability of success (p) = 0.61.

Q: Terry purchases 30 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: The sample size is n= 30. The probability of winning is p=10%=0.10.

Q: Find the indicated Probability given P(A)=0.4 P(B)=0.6 P(A and B)=0.2 P(A or B)

A:

Q: Find the probability that the day of the week begins with a T or a W

A: We know, number of days in a week = 7 set of days in a week = {Monday, Tuesday, Wednesday, Thursday,…

Q: In a large population, 66% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: Find the probability of the indicated event if P(E) = 0.20 and P(F) = 0.45. Find P(E or F) if P(E…

A:

Q: What is the probability that no two boys are sitting together for a photograph if there are 5 girls…

A:

Q: A woman plans to have two children. The probability that each child is a boy is 0.525, and the birth…

A: Given,P(a baby boy)=0.525P(a baby girl)=1-0.525=0.475

Q: Find the probability of the indicated event if ​P(E)=0.25 and P(F)=0.45.

A: From the given information, ​P(E)=0.25 and P(F)=0.45 P(E and​F)=0.10.

Q: Find the probability of the indicated event if P(E)=0.30 and P(F) = 0.40. Find P(E or F) if P(E and…

A: From the provided information, P (E) = 0.30 and P(F) = 0.40 And P (E and F) = 0.20

Q: The probability of a tornado in your home county in any one year is 0.073. What is the probability…

A: Answer:- Given, The probability of a tornado in your home county in any one year is 0.073. That is,…

Q: A number of customers arrive at a cafeteria during lunch hour at an average rate of 0.025 per…

A: Reviewing information, X: Average rate of arrival of customers= 0.025 per second

Q: Chase buys a bag of cookies that contains 9 chocolate chip cookies, 7 peanut butter cookies, 4 sugar…

A: Here are 9 chocolate chip cookies, 7 peanut butter cookies, 4 sugar butter cookies and 9 oatmeal…

Q: The probability that A hits a target is 1/5 and the probability that B hits it is 1/7. What is the…

A: Probability that A hits a target = 1/5 Probability that B hits a target is 1/7 If two event A and B…

Q: Find the probability of the indicated event if ​P(E)=0.30 and ​P(F)=0.45. Find​ P(E or​ F) if​ P(E…

A: Solution: From the given information,

Q: Terry purchases 29 scratch off lottery tickets. Each ticket has a 8% chance of winning. What is the…

A: If the occurrence/non-occurrence of an event does not affect the occurrence/non-occurrence of other…