A production line estimates that 1.50% of the items it produce is defective. In a package containing 200 items, find the probability that more than three items are defective.

Q: In a commissioned research, the inter-collegiate swim meets management found out that an estimated…

A: GivenThe percentage of swimmers competing use performance enhancing drugs = 3% The accuracy of the…

Q: The average number of matches in which Galatasaray football team's football matches were postponed…

A: we have given that  the number of matches follow the Poisson distribution with parameter(lambda)= 5

Q: A medical study tests a new cough medicine on 4250 people. It is effective for 3982 people. What is…

A: Based on the provided information, the known values are: Number of success=3982 people. Number of…

Q: In a recent​ survey, it was found that the median income of families in country A was $57,300. What…

A:

Q: (d) Given that a car accident was caused by speeding, calculate the probability that the driver was…

A: Solution According to guideline we solve three subpart

Q: According to the U.S. Coast Guard, sixty-five percent of boating accidents occur in light wind…

A: From the provided information, Sample size (n) = 20 Sixty five percent of boating accidents occur in…

Q: Thirty-five percent of the people who own cellphones use their phones to send and receive text…

A: Given,n=3p=0.35Let X=no.of people use their phones for textingX~Binomial(n=3 , p=0.35)P(X=x)=3x…

Q: In Riyadh region, past records revealed that 70% of all the high school graduates go to…

A: Let p be the probability that high school graduate goes to universities. Given that p = 0.70 Let X…

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Given Information: Sixty percent of the tourists in London go to Buckingham Palace i.e., P(BP) = 60%…

Q: What's the probability that she eats ramen tomorrow?

A:

Q: A poll showed that 50% of Americans say they believe that life exists elsewhere in the galaxy. What…

A: here given , A poll showed that 50% of Americans say they believe that life exists elsewhere in the…

Q: According to the Federal Insurance Agency statistics, the proportion of teenage drivers between the…

A: It is given that n=100 and p=0.54.

Q: A sales firm receives, on average, 3 calls per hour on its toll-free number. For any given hour,…

A:

Q: Thirteen percent of adults are left-handed. In a group of 30 adults, find the probability of finding…

A: Given, The probability that the adults are left handed is p=0.13 (13%) n=30 Let X be the random…

Q: A major appliance retailer claims that 18% of its sales are dishwashers. If 112 appliances are sold…

A: Given info: Here, n=112, p=0.18.

Q: An airline has found about 8% of its passengers request vegetarian meals. On a flight with 170…

A: From the given information p = 0.08 and n = 170. The probability mass function of the binomial…

Q: In the United States, 75 percent of adults wear glasses or contact lenses. A random sample of 10…

A: A random variable X, is said to follow binomial distribution if the probability mass function of X…

Q: An oil company conducts a geological study that indicates that an exploratory oil well should have a…

A: Obtain the probability that the first strike comes on the second well drilled.   The probability…

Q: Migraine medication was administered to patients in that 2% experienced weight gain as a side…

A:

Q: Serious worker injuries at a coal mining company average 2.7 per year.  Given that safety conditions…

A: # Serious worker injuries at a coal mining company average 2.7 per year.  Given that safety…

Q: Every day at lunch, the Subway sandwich shop will use between zero and three gallons of guacamole.…

A: The amount of guacamole is equally likely means there is uniform distribution from 0 to 3 gallon,…

Q: According to the Federal Insurance Agency statistics, the proportion of teenage drivers between the…

A: Standard normal score: If random variable X follows normal distribution then the standard normal Z…

Q: In a state where cars have to be tested for emission of pollutants, 25% of all cars emit excessive…

A: To find: the probability that a car fails the test.

Q: A recent survey found that 70% of all adults over 50 wear sunglasses for driving. In a random sample…

A: The binomial probability distribution is, PX=x=nxpx1-pn-x In the formula, n denotes the number of…

Q: In a recent year, 304 of the approximately 300,000,000 people in the United States were struck by…

A: a. In a recent year, 304 of 300,000,000 people in the United States were struck by lightning.

Q: In a recent survey, it was found that the median income of families in country A was $58,000. What…

A: Let X denote the income of families in country A. Given that median of X is 58000

Q: In a recent survey, it was found that the median income of families in country A was $57,700. What…

A: Median: Median is the middle value of the observations in the distribution when the data values are…

Q: A school survey found that 7 out of 30 students walk to school. If two students are selected at…

A:

Q: (a) How many percent of the tubes are classified as A Grade and B Grade respectively? (b) Find the…

A: Air ball trap, X ~ Poisson(1.5)  A grade = no air ball trapped.  B grade = 1 or 2 air balls trapped.

Q: The proportion of all customers at Pizza Hut who eat on-site is 75 percent. In a sample of 100…

A: Given that  n=100 , p=25%=0.25  , q=1-p=1-0.25=0.75 σp=√(p(1-p)/n)=√((0.25*0.75)/100)…

Q: The average number of phone inquiries per day at a poison control center is four.  Find the…

A:

Q: Migraine medication was administered to patients in that 2% experienced weight gain as a side…

A:

Q: Three percent of a given lot of manufactured parts are defective. What is the probability that in a…

A:

Q: If you play, what is the probability that: You get at least one skull ?

A: here given, there are total 3 wheel  each wheel stop on single symbol, here outcome on each wheel…

Q: If 70% of a population is vaccinated, and the hospitalization rate is 5 times higher for an…

A: Dear student, If you find this solution helpful please upvote ? it.

Q: Fifty-three percent of U.S. households have a personal computer. In a Random sample of 250…

A: It is an important part of statistics. It is widely used.

Q: An oil company conducts a geological study that indicates that an exploratory oil well should have a…

A:

Q: (a) If Tommy has missed a shot, what is the probability that he will score two shots later? (b) In…

A: a ] Here we will make transition probability matrix P : Where Row 1 is representing the…

Q: On average, a textbook author makes three word-processing errors per page on the first draft of her…

A: Given The author makes three word processing error per page

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 10 men are randomly​…

A:

Q: An online fashion show features an advertisement for a clothing line brand. According to a marketing…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Sixty percent of clowns aren’t funny.   If you randomly encounter three different clowns, what is…

A: Multiplication rule for independent events:If two events A and B are independent then the…

Q: An anthropologist wants to determine the probability that exactly 15 out of 25 ancient civilizations…

A: Let us assume X=the number of ancient civilizations that collapsed because of poor leadership…

Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. The…

A: Let the random variable 'X' represent the number of seeds that germinate. The random variable X will…

Q: What is the probability that there would be no cracks in a particular 3-km section of the…

A: Let, X be the number of cracks in a 105-km expressway. Here , X has Poisson distribution with mean…

Q: An oil company conducts a geological study that indicates that an exploratory oil well should have a…

A: Given: p = 0.2 q = 1 - p = 1 - 0.2 = 0.8 and  r = 3

Q: A paediatrician is interested in how many of his patients with flu developed pneumonia as a…

A: Let X denote the number of patients with flu developed pneumonia and it follows binomial…