Drive-thru Restauranto D Order Accurate Order Not Accurate 313 33 273 52 245 39 130 12 If one order is selected, find the probability of getting an order from Restaurant A or an order that is accurate. Are the events of selecting an order from and selecting an accurate order disjoint events?

Q: A four-person is selected at random from a population of 14 men and 16 women. What is the…

A:

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Let x follows binomial distribution with parameters n = 2 and p = 0.54   The pdf of binomial…

Q: In a sample of 1000 U.S. adults, 106 think that most celebrities are great role models. Two U.S.…

A: We can select the first adult in 1000 ways. When the first person is selected then the second person…

Q: If each of the letters in the word bookkeeper are written individually on one of ten pieces of…

A: The given word is “bookkeeper”.

Q: If a coin is flipped four times, construct the probability distribution for the number of heads. *

A:

Q: The goals scored by a football team are 4,9,6,8,5.Find the number of goals they score in the very…

A:

Q: A drawing class was assigned a final project where students had to choose one art medium and one…

A:

Q: Twenty-four percent of couples who plan to marry this year are planning destination weddings. In a…

A: I solved exactly first 3 subpart because of bartleby policy....   Let random variable X: number of…

Q: A weighted coin has a 62% chance of landing on heads.  You decide to flip the coin 3 times.…

A: Probability of landing on head = 0.62 Probability of not landing on head = 0.38 n = 3

Q: If 14% of active duty soldiers in the U.S. Army are women, find the probability that if four…

A: Let X represent the random variable   n=4 p=0.14   X~ Binomial (4, 0.14)

Q: The mean number of fires in an organized industrial district is one per week. If the records of 10…

A: The given data: Mean, λ=1  This follows Poisson distribution. PX=x=λxe-λx! Thus the probability that…

Q: In a large population, 65% of the people have been vaccinated. If 5 people are randomly selected,…

A: It is given that  Proportion of vaccinated people: p=0.65 Sample size, n = 5

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: A certain airline wishes to estimate the mean number of seats that are empty on flights that use…

A:

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A: Given thatThe proportion of eligible voters in the next election who will vote for the incumbent is…

Q: According to the National Highway Traffic Safety Administration, 83% of Americans used seat belts…

A: In this question it has given that,Probability (that Americans use seat belt belts regularly) =…

Q: Computer 911 Hot Line receives on average 15 calls per day asking for assistance. For any randomly…

A:

Q: randomly drawn from a deck of 52 cards with replacements 3456 times. Find the mean of the number of…

A: The probability of drawing heart from deck in one trail will be: p= Probability of hearts = 1352…

Q: The average wait time to get seated at a popular restaurant in the city on a Friday night is 14…

A: b. Claim: The mean wait time greater than for men who wear a tie. Null Hypothesis: H0: μ=14…

Q: A doctor preformed a study on 100 patients taking medication for the same illness. At the end of the…

A: Design of experiments

Q: The probability that a student in Oakland will receive a B in Kathy Williamson's statistics class is…

A: Given that, The probability that a student in Oakland will receive a B in Kathy Williamson's…

Q: A weighted coin has a 62% chance of landing on heads.  You decide to flip the coin 3 times.…

A: Given: n = 3 Probability of landing head p = 0.62 Probability of landing tell q = 1-0.62 q = 0.38…

Q: 3 An animal shelter has a 61% adoption rate for puppies. Of all puppies in the shelter, 77% live to…

A: The probability of selecting two items whos individual probability are p and q is given by; P(x)=p·q

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: A single die is rolled one time. Find the probability of rolling a number greater than 5 or less…

A: Explanation:When a die is rolled once, the sample space of all possible outcomes is: {1, 2, 3, 4, 5,…

Q: In the United States, approximately 30% of people have type O blood. If 3 people are selected at…

A: We have to find given probability..

Q: a. Develop an estimated regression equation that can be used to predict the risk of stroke given the…

A: In this question, we are examining the relationship between the risk of stroke and two independent…

Q: 200 volunteers at a local kennel were surveyed. It was found that 132 women and 68 men volunteered.…

A: given data  132 women 68 men _______________ 200 total surveyed   of the 132 women 91 liked dogs and…

Q: A card is randomly drawn from a deck of 52 card with replacement 456 times. Find the mean of the…

A: Total number of cards = 52 Number of hearts = 13 Let p = P(heart)= 13/52 = 1/4 = 0.25

Q: Tennis great Roger Federer made 65% of his first serves in the 2011 season. When Federer made his…

A: Given data; First serve  = 65% Fisrt serve win = 78% Second serve win = 57% To find:  the…

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A: Solution: From the given information, n = 410 and p = 0.527.

Q: In a test for ESP, the experimenter looks at cards that are hidden from the subject. Each card…

A: In this case, each of the subjects has the only option of guessing a card "correctly" (defined as…

Q: In a study done in my chicken coop, 82% of my birds enjoy eating earwigs. Choose 7 birds at…

A: Let X denote the number birds enjoy eating earwigs. Then X follows a Binomial distribution with n=7…

Q: Use the following table to find the probability.   Male Female Write with left hand 55 38 Do not…

A: 1. Consider the following table for necessary calculations.   Male Female Total Write…

Q: If the probability of being hospitalized during a year is 0.25. Find the probability that no one is…

A: X has binomial distribution. X~binomial(n,p)n=3p=0.25probability mass function of X;…

Q: 1. A survey showed that 8% of Internet users age 18 and older report keeping a vlog. Referring to…

A: Answer)  Giventhat:- P[X=vlogger]=0.08 P[X=non-vlogger]=0.92 P[Y=young adult|X=vlogger]=…

Q: Find the probability of getting three or more cars that fail among six cars tested

A: Solution: To find: The probability of getting three or more cars that fail among six cars tested.?

Q: In 2016, more than 200,000 students took the AP® Statistics exam. Of these students, 14% earned the…

A: From the provided information, 14% earned the highest score of 5 that is p = 0.14 Sample size (n) =…

Q: There are 25 students in Mr. Williamson's statistics class. On a cold winter day in February, many…

A: Given:  The total number of students are N=25. The provided contingency table is:   Sore throat…

Q: A 10-year study conducted by the American Heart Association provided data on how age, blood…

A: Given the data on how age, blood pressure, and smoking relate to the risk of strokes asRiskAgeBlood…

Q: The CDC found that 20 % of high school student vape . If 12 high school students are randomly…

A: Given information n=sample size=12, p=probability of high school student vape

Q: If the probability of dropping an egg is 0.01, what is the probability of not dropping the egg? Show…

A: The probability of dropping an egg is 0.01.