If you pull someone over and they test positive, what’s the probability that their BAC is over the limit

Q: 2. Suppose that 60% of all California motorists are insured. Find the probability that more that 55%…

A: Proportion of motorists that are insured , p0 = 0.6 Here the sample size, n = 100 motorists  Here,…

Q: You are analysing a factory. Stage 3 of the manufacturing process has a 15% chance of finishing on…

A:

Q: My friend Mary lies 20% of the time. She calls me and says that it's currently raining in Amsterdam.…

A: Since Mary lying and its raining in Amsterdam are two independent events

Q: A shot has a .001 chance of adverse reaction when it is taken.  You must take it every 6 months for…

A: Given: Probability of adverse reaction p = 0.001 Probability of not adverse reaction q = 1-0.001…

Q: At Riyadh 5% of all students play football and basketball, 32% of all students play football. What…

A: Let , A=all students play foot ballB=all students play basket ballgiven,P(A∩B)=0.05P(A)=0.32

Q: A survey found that 52% of U.S adults associate professional football with negative moral values.…

A: The objective of this question is to find the probability that exactly 65 out of 150 randomly…

Q: Evie was doing an experiment for her biology class. She determined that if she randomly selected a…

A: Given that, Probability ( Brown hair), P(BH)= 0.5 Probability (Blue eyes), P(BE)= 0.57 And…

Q: Scott Disick is known for his club scene. Although he is optimistic about the nightlife in Philly,…

A: From the provided information, P(excellent) = 0.5P(average) = 0.2P(below standard) = 0.3 1) The…

Q: I love to make copies; who doesn't? There is a 70% chance that I am the first one in the copy room.…

A: Given data: The given probability that I am the first one in the copy room is P(A)=70%=0.70. The…

Q: You have chosen biology as your college major because you would like to be a medical doctor.…

A: Given Information : You have chosen biology as your college major because you would like to be a…

Q: A soccer player is practicing her goal kicking. She has a probability of 3/5 of scoring a goal with…

A: The sample size n is 15 and p=3/5.

Q: are about to take the road test for your driver's licence. You hear that only 34% of candidates pass…

A:

Q: Andre is 70% free throw shooter. If he attempts 20  foul shots, what is the probability that he…

A: Solution: Let X be the number of shots sink and n be the number of foul shots. From the given…

Q: The standard deviation of the lifespan of a certain brand of LED light bulbs Is 20 months. The…

A: We have given that. 1) X~N( μ , ?^2 )   μ =147 , ? =20 , n=70   Z-score =( x - μ )/?

Q: Customers are used to evaluate preliminary product designs. In the past, 95% of highly successful…

A: Obtain the probability that the product attains a good review. The probability that the product…

Q: operations in Arstotzka (QA) and Stardew (Qs). The proportion of biomes sent to Artotzka is 0.32,…

A: *answer:

Q: You are Vice President of Ticket Sales for Toronto FC. The average price of ticket is $20, and you…

A: It is given that the average price of the ticket is $20. It is expected to sell 8000 tickets on any…

Q: You are analysing a factory. Stage 3 of the manufacturing process has a 20% chance of finishing on…

A: Let A denote the event that Stage 3 of the manufacturing process finishes late. Thus AC denotes the…

Q: 0.72. Suppose that we randomly pick 25 daytime statistics students. In words, define the

A: Given that,The variable X has an exponential distribution with a mean is 0.72.No. of students To…

Q: A blood test for diabetes gives a positive result with a proportion of 0.18 when an individual has…

A: Given that :A blood test for diabetes gives a positive result with a proportion of 0.18 when an…

Q: Lindo is deciding which course she wants to take in her next college semester. The probability that…

A: 0.72Explanation:Note that this problem involves the concept of conditional probabilities. Let A and…

Q: When you enter at an establishment like KCC, your temperature will be checked before you are allowed…

A: The given events can be taken as H be the event that the body temperature is higher than the normal…

Q: Customers are used to evaluate preliminary product designs. In the past, 90% of highly successful…

A: We have to find the probabilities using Bayes theorem.

Q: Oxnard Petro Ltd. is buying hurricane insurance for its off-coast oil drilling platform. During the…

A: Given probability of total loss of only the above-water superstructure ($200 million) is .25 The…

Q: a new vaccine for tropical illnesses has the probability of negative side effects on 0.122% of…

A:

Q: You are conducting a trial of new medications to improve lung function in cystic fibrosispatients.…

A: Here in this question it is given that we are conducting a trial of new medications to improve lung…

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: Rohan, the bookworm plans on reading 8 books by next week. But he only reads novels, poetry, short…

A:

Q: Doctors have indicated that 33% of the US population has A+ blood which is the second most common…

A:

Q: The frequency of twin births has been increasing in recent years so that in 2022 about 4% of all…

A: From given in 2022 about 4% of all births were twins. and The probability of a birth being that of…

Q: Suppose a county's recent health report gives a pet allergy prevalence of 0.16 for kids. There is a…

A: Form the tree diagram, P(pet allergy status)=0.16Ppet allergy but test Negative=0.15P(No pet allergy…

Q: 15. A football team scores on average 2.25 goals per game, what is the probability that the team…

A: Given that, A football team scores on average 2.25 goals per game. We need to find the probability…

Q: If medication A is 38% effective, what are the odds of medication A being effective? What are the…

A: Here we need to find the odds for the above two scenarios.

Q: Fans enter a sports stadium at a rate of 70 people every 10 minutes. We would like to determine the…

A: Fans enter a sports stadium at a rate of 70 people every 10 minutes For 15 minutes , the rate =105

Q: The gunner on the assault boat SS Minnie Chang fires six missiles at an attacking plane. Each has a…

A: Given: n=6,p=0.2 To find: PX2≥1

Q: What best describes the relationship between the calculated theoretical probability and the…

A: What best describes the relationship between the calculated theoretical probability and the…

Q: A blood test for diabetes gives a positive result with a proportion of 0.44 when an individual has…

A: The events are denoted as follows:: The event that a randomly chosen citizen has diabetes.: The…

Q: A basketball player hits three-point shots 45% of the time.  If she takes 4 shots during the game,…

A:

Q: To get to know her students better, Ms. Jackson surveyed her maths students to determine what…

A: event A : enjoy skateboarding B : prefers health   givenprobabilities   P(A) = 0.4 P(B) = 0.8 P(A…