Belief in UFOS A survey found that 20% of people believe that they have seen a UFO. Choose a sample of 11 people at random. Find the probability of the following. Round intermediate calculations and final answers to at least three decimal places. Part: 0/3 Part 1 of 3 (a) At least 2 people believe that they have seen a UFO P(at least 2 people believe that they have seen a UFO) = Part: 1/3 Part 2 of 3 (b) 2 or 3 people believe that they have seen a UFO P(2 or 3 people believe that they have seen a UFO) = Part: 2 /3 Part 3 of 3

Q: Belief in UFOs A survey found that 5% of people believe that they have seen a UFO. Choose a sample…

A: Given that a survey found that 5% of people believe that they have seen a UFO. Probability, p = 5% =…

Q: John runs a computer software store. He counted 121 people who walked by his store in a day, 51 of…

A: We have given  the following statement about the software store.  121 people who walked by his store…

Q: At a certain University, the chance of a student receiving financial aid is 73%. 15 students are…

A:

Q: Find the Indicaled PA or b)= (Simplify your answer. Type an integer or a decimal.) If P(A and B) =…

A: Given P(A and B)=0.4, P(A)=0.6, and  P(B)=0.5, find P(A or B)

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

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Q: Jeremy sells a magazine which is produced in order to raise money for homeless people. The…

A: Given:n = number of trials =20 (since Jeremy approaches 20 people)p = probability of success on each…

Q: d. For the 11 people, find the probability that the average age that they learned to walk is between…

A: Mean=11, standard deviations=1.5 X ~N(11,1.5), n=11

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: You select a card from the standard deck of cards. What is the probability that you will select a 5…

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Q: This season, the probability that the Yankees will win a game is 0.6 and the probability that the…

A: The provided information is    Win Lose Total 5 or more runs   0.33 0.48 Fewer than 5 runs…

Q: Belief in UFOs A survey found that 20% of people believe that they have seen a UFO. Choose a sample…

A: X : No. of peoples, who believe that they have seen a UFO p=Probability of people who believe that…

Q: A blood test indicates the presence of a particular disease 99% of the time when the disease is…

A: The provided information is as follows:The probability of having the disease is 4%.The probability…

Q: You roll a number cube. Find p (odd)

A: Number cube has 6 faces. The sample space is S={1,2,3,4,5,6} P(odd)=?

Q: - A university conducted a survey of 373 undergraduate students regarding satisfaction with student…

A: The total number of students is n = 373.

Q: The weatherman says that there is a 64% chance of rain today. What is the probability that it will…

A: There is 64% chance of rain today.

Q: A new medication has been found to relieve pain symptoms in 80% of people who take it. The…

A:

Q: 9. The forecast for Monday shows an 80% chance of rain. What is the probability that it will not…

A: Probability

Q: 00 R The table summarizes results from 983 pedestrian deaths that were caused by automobile…

A: Driver intoxicated  Pedestrian Intoxicated Yes Pedestrian Intoxicated  No Total Yes 49 74 123…

Q: 9. A blindfolded marksman finds that on the average he it's the target 4 times out of 5. If he fires…

A: (9)Given The marksman hit's the target 4 times out of 5. We know the formula for probabilityl.e  The…

Q: The weatherman says that there is a 56% chance of rain today. What is the probability that it will…

A: P(rain today): P(A) = 56% = 0.56

Q: Manny buys a bag of cookies that contains 6 chocolate chip cookies, 4 peanut butter cookies, 7 sugar…

A: Bag contains no. of chocolate chip cookies=6no. of peanut butter cookies=4no. of sugar cookies=7no.…

Q: Multiple choice exam has 10 questions each one has 5 choices, a student answer all questions…

A: Probability

Q: Justify an answer

A: To solve this problem, we can use the binomial probability formula, as we are dealing with a…

Q: A blood test for diabetes gives a positive result with a proportion of 0.48 when an individual has…

A: The events are denoted as follows:: Event that an individual has diabetes.: Event that an…

Q: A poll showed that 45.2% of Americans say they believe that Marilyn Monroe had an affair with JFK.…

A: Given, Marilyn Monroe had an affair with JFK= 45.2% Probability that randomly selected individual…

Q: 65% of the people in Missouri pass the driver's test on the first attempt. A group of 7 people took…

A: Introduction:If X ~ Bin (n, p), then the probability mass function of X is:p (x) = (nCx) px (1 – p)n…

Q: Giving a test to a group of students, the grades and gender are summarized below C Total Male 9. 4 3…

A:

Q: 3. Now, take your die and roll it 30 times. Create a table below to document each roll of the die.…

A: Given the experiment of rolling a die 30 times.

Q: The General Social Survey asked women how many children they had. The results are in the table…

A: Given tha, the General Social Survey asked women how many children they had. The results are in the…

Q: What is the probability of flipping a coin 85 times and getting tails 30 times or fewer? Round your…

A: The coin is flipping 85 times. Let , random variable X be the number of getting tails The…

Q: survey was given to adult residents in a particular city. It found that 29% of the residents…

A: