Solve the problem. A teacher designs a test so a student who studies will pass 88% of the time, but a student who does not study will pass 11% of the time. A certain student studies for 81% of the tests taken. On a given test, what is the probability that student passes? O 0.495 O 0.209 O 0.734 O 0.713

Q: A television program reported that the U.S. (annual) birth rate is about 22 per 1000 people, and the…

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

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Q: A cereal company claims that 3 in every 25 people win a prize. What is the probability that you…

A: Let event A be not winning the prize on your first try, and event B be not winning the prize on…

Q: A probability experiment is conducted. Which of these cannot be considered a probability outcome?…

A: It is known that the range of possible probabilities is 0≤PA≤1.

Q: A retail shop accepts only cash or checks. Suppose that 55 of its customers carry cash, 39s camry…

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Q: Basketball player Chauncey Billups of the Detroit Pistons makes free throw shots 88% of the time.…

A: Solution

Q: Solve the problem. The table lists the drinking habits of a group of college students. If a student…

A: Solution-: We have given following table: Sex Non-drinker Regular drinker Heavy Drinker Total…

Q: Kathleen conducted an experiment in which she drew marbles from a bag one at a time and replaced the…

A: Kathleen conducted an experiment in which she drew marbles from a bag one at a time and replaced the…

Q: A fair coin is tossed 5 times. What is the probability of no​ heads?   A. 0   B. 0.0625   C. 0.9688…

A: Given that a fair coin is tossed 5 times.

Q: In science reproducibility is becoming more of an issue and because of this the experiment must be…

A: Formula : E(X) = n/p

Q: A car insurance policy costs P7000 per year from an insurance firm. The insurer shall pay P10,000…

A: Policy cost is P 7000.  Accident Pay Probability Minor Accident 10000 0.20 Big accident 50000…

Q: Nathan had an infection, and his doctor wanted him to take penicillin. Because Nathan’s father and…

A: It is given that, P(Nathan having the same allergy) =0.75 and P(Accuracy of test) =0.98 Here,…

Q: 55% percent of consumers prefer to purchase electronics online. You randomly select 8 consumers.…

A: Given Datap = 0.55n = 8a)probability that the number of consumers who prefer to purchase electronics…

Q: Nathan had an infection and his doctor wanted him to take penicillin. because nathans father and…

A: In the question it is given that - The chances of Nathan to have disease=75% Accuracy of test=98% We…

Q: Toss a balanced dice once. Find the probability to get a 6. If you are given that even numbers are…

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Q: Thirty four percent of us adults have very little confidence in newspapers. you randomly select…

A: Thirty four percent of us adults have very little confidence in newspapers. Probability = 34% = 0.34…

Q: convic-tions by early adulthood. Out how many would you expect to have felony convictions by early…

A: HERE AS PER GUIDELINES I HAVE CALCULATED 3 SUBPARTS    here use binomial distribution  n = 50  p =…

Q: ccording to a recent survey the probability that a student has a provisional driving licence is…

A: Given,P(a student has a provisional driving licence)=0.277P(a student owns a car)=0.295P(a student…

Q: 5. At a police station, on average, the reported number of accidents is three per day. Find the…

A: Given that,  At a police station, on average, the reported number of accidents is three per day. i.e…

Q: Solve step by step The antidote called hydroxocobalamin, which is used to treat fire smoke…

A: In order to solve this question, we use a binomial probability distribution as X = no. of people…

Q: Roll a die until you get four 6s, What is the probability that this will happen in seven rolls? a.…

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Q: Solve the problem. An exit poll during a recent election revealed that 55% of those voting were…

A: Independent Events:   Any two events A and B are said to independent if the occurrence of the event…

Q: Experts calculate the probability of a particular horse winning the Kentucky Derby to be PP(win) =…

A: It is given that the probability of particular horse winning the Kentucky Derby is 0.35. That is,…

Q: Calculate the probability P(E). The Heavy Weather Service predicts that for tomorrow there is a 70%…

A: Denote T: tornadoes M: monsoon   P(neither T nor M) = 1 - P(T∪M)   = 1 - (P(T) + P(M) - P(T∩M)) = 1-…

Q: Pro basketball player Shaquille O’Neal is a poor free-throw shooter. Consider situations in which he…

A: Let A be the event that shows the he makes the first throw success.Similarly , B be the event that…

Q: A trainer is teaching a dolphin to do a trick. The probability that the dolphin successfully…

A: Given information:The probability that the dolphin successfully performs the trick is p = 0.37.The…

Q: You are given the probability that an event will happen. Find the probability that the event will…

A: Proceed as shown below...

Q: Jenny sells 'honey tea' to raise fund for homeless people. The probability of making a sale is,…

A: Given Information: Probability of making a sale is independently 0.3 for each person she approaches.…

Q: Economics class that consist of 40 students took a test. Determine the probability if we randomly a…

A: The number of boys is 16 and the number of students failed is 4.

Q: Read and solve the problem; choose the best answer(s) from the choices provided. Seniors at Central…

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Q: fifty five percent of US household say they would feel secure if they had $50,000 in savings. you…

A: Let us denote X=the number of US households who would feel secure if they had $50000 in savings…

Q: Which number correctly completes the statement? A probability of indicates an event is as likely to…

A: A probability of 1/2 indicates an event is as likely to occur as it is not to occur.

Q: Qi (a) On a certain stretch of the East Coast Expressway, on average three birds per week are killed…

A: Given an interval assuming the counts occur at a random throughout the interval can be partioned…

Q: To keep the blood sugar in a safe range, a diabetes patient takes an average of 14 doses of insulin…

A: Givena diabetes patient takes an average of 14 doses of insulin per weekno. of insulin per day…

Q: Insurance An insurance company insures a person’s antique coin collection worth $20,000 for an…

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Q: If the probability that an event will occur is p, what is the probability that the event will not…

A: Given data: Probability of event will occur = p

Q: Claire flips a coin 4 times. Using the table, what is the probability that the coin will show tails…

A: We use the given probability distribution table to find the required probability.

Q: ups such as Team1, Team2, and Team3 based on their preliminary round. If the y of winning the…

A: We have,  Probability of winning of Team 1=0.231Probability of winning of Team 2=0.35 Consider,…

Q: find the probability that the number of us adults who have very little confidence in newspapers is:…

A: Binomial distribution is widely used in statistics . It is very useful and very basic .

Q: You look at airline records and determined that the probability of a flight being delayed is 12%.…

A: Given, Probability of flight being delayed is P(Delayed) = 12% = 0.12

Q: MULTIPLE CHOICE QUESTION Lavon takes a commuter train into the city each day. The train stops every…

A: Given Stoppage time of the train = 30 minutes Time taken to reach the city = 12 minutes Lavon…

Q: Field goals A nervous kicker usually makes 70% of hisfirst field goal attempts. If he makes his…

A: A nervous kicker usually makes 70% of his first field goal attempts. If it is so, then his success…

Q: Dominos does home delivery at the average rate of 12 per hour on weekend evenings. The probability…

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Q: P(AN B) P(B) Conditional Probability P(A|B) = 2. Toss two fair coins, blindfolded. Somebody tells…

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Q: Roll a pair of dice one time. What is the probability that the sum of two numbers is 9

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Q: The probability of winning $20 in a particular lottery is 0.02. What is the probability that you…

A: Given that: Probability of winning $20 in a particular lottery = 0.02 Find the probability of at…

Q: Solve the following problems completely. Box and round your final answer up to 4 decimal places. A…

A: From the given information, There are 8 P100 bills, 3 P200 bills, 4 P500 bills and 2 P1000 bills.…

Q: A construction company is planning to bid on a building project. The bid costs the company $1000.…

A: We have the information to find the expected value in this situation and we then need to describe…

Q: At a carnival game, the chance of winning a prize is 0.45. Elijah plays the game 5 times. What is…

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.