Question 1 The probability that a machine breaks down on any given day is 0.2. Find the probability that, during 5 consecutive days, the machine breaks down on each of the first 2 days, and does not break down over the following 3 days. Give your answer as a decimal to 2 significant figures.

Q: According to a recent survey, 80% of all teenagers own a smartphone. If we select 10 teenagers at…

A:

Q: Please help me understand set theory.

A: The set theory is a mathematical theory which includes well-determined collections of…

Q: Question 3 Rolling a Die- If a die is rolled one time, find the probability listed. Enter the answer…

A: Given information: A die is rolled one time.

Q: A group of people were asked if they had run a red light in the last year. 206 responded "yes", and…

A:

Q: A researcher knows that number of people having a rare gene is on average 0.5 per  1000 people. Find…

A: Given that  The number of people having a rare gene is on average per 1000 people = 0.5 The number…

Q: What is the probability that if you roll a die 6 times, you will get a 2 on the 6th try?

A: The sample space for rolling a dice is {1,2,3,4,5,6} probability of getting 2 is 16 Probability of…

Q: An office building has two fire detectors.  The probability is 0.15 that any fire detector of this…

A:

Q: If the probability of winning a contest is 0.02, what is the probability of NOT winning the contest?…

A: Let say event A is the winning a contest . Given, the probability of winning a contest is 0.02. That…

Q: A history class is comprised of the probability that 3 female s (If necessary, consult a list of

A:

Q: The probability is 0.0651 that the 4th applicant for a factory job will be hired on the 10th…

A: Given that, the probability is 0.0651 that the 4th applicant for a factory job will be hired on the…

Q: A standard die is rolled. Find the probability that the number rolled is greater than 55. Express…

A: Note: Thank you for the question. Since the die comes up values 1 through 6, the probability is…

Q: Every day, Jorge buys a lottery ticket. Each ticket has a probability of 0.2 of winning a prize.…

A: Given that the probability of winning a prize is p = 0.2. Let, X = Number of prizes won by Jorge…

Q: A group of people were asked if they had run a red light in the last year. 262 responded "yes", and…

A:

Q: A group of people were asked if they had run a red light in the last year. The number of people that…

A: A group of people were asked if they had run a red light in the last year. The number of people that…

Q: Question 4 Assume that the probability of a randomly selected person getting in a car accident…

A: Here, given that probability of accident during the length of the insurance of the policy is 0.0014.…

Q: Question #1112 percent of U.S. residents are in their thirties. Consider a group of eight U.S.…

A: X: Number of . residents are in their thirtiesNown= number of residents in group=8p=P(in their…

Q: A light bulb manufactoring plant makes LED bulbs. It is known the the average life is 10,000 hours.…

A: Consider X be the random variable which represents the life of the LED bulbs. X follows exponential…

Q: Question #8A single die is rolled five times. Find the probability that 1 appears once or twice.…

A: X: Number of times 'one' appears Nown= number of rolls= 5p=P('one' appears in a roll)=1/6(as the die…

Q: After seven days, what is the probability that Jorge has won at least one prize

A: Let p be ghe probability of winning a prize. Given that p = 0.4 Let X denote the number of prizes…

Q: A group of people were asked if they had run a red light in the last year. 146 responded "yes", and…

A: According to the given information, we have Total number of people = 146+112 = 258 146 responded…

Q: QUESTION 20 Find the probability of drawing either a jack or a red card (diamonds or hearts) from a…

A: given data, standard deck  of cards total outcomes =52 cards probability of drawing either a jack or…

Q: Question #10Twelve percent of U.S. residents are in their thirties. Consider a group of six U.S.…

A: X: Number of . residents are in their thirtiesNown= number of residents in group=6p=P(in their…

Q: According to one poll, 131 out of 200 people are allergic to cats. A device detects this allergy in…

A: From the given information,131 out of 200 people are allergic to cats.P( allergic to…

Q: An earth-conscious clothing store offers a 15% discount if you bring in a bag full of old clothing…

A: From the given information, n=20 and p=0.69.

Q: group of people were asked if they had run a red light in the last year. 214 responded "yes", and…

A:

Q: A courier service makes an average of 500 deliveries a week, plus / minus 50. The manager wants to…

A: Given information: The average of 500 deliveries a week plus/minus 50. That is, mean is 500 and…