e Centers for Disease Control and Prevention reported in 2012 that 1 nerican children had been diagnosed with an autism spectrum disorder , a random sample of 200 American children is selected, pute the expected number of children who have been diagnosed with ASD.

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: At a major credit card bank, the percentages of people who historically apply for the Silver, Gold…

A: Given Information: Percentage of silver card customers = 60%  Percentage of Gold card customers =…

Q: The manager of a supermarket found that 72% of the shoppers who taste a free sample of a food item…

A: Let X= number of shoppers that will buy the item who taste a free sample Given that the probability…

Q: Consider a randomly selecting 4-cards from a standard 52-card deck. Let the random variable, X,…

A: Solution

Q: According to a recent Gallup poll, about 15.5% of adults worry about their weight all of the time.…

A: Solution: Let X be the number of students worry about their weight all of the time and n be sample…

Q: In auction bidding, the "winner's curse" is the phenomenon of the winning (or highest) bid price…

A: X1=24, n1=172 X2=36, n2=138 p1cap=X1/n1, p2cap=X2/n2

Q: n a genetics experiment on​ peas, one sample of offspring contained 390 green peas and 141 yellow…

A:

Q: It is estimated that 75%of all young adults between the ages of 18-35 do not have a landline in…

A: Given Information- p = 0.75 q = 1-0.75 =0.25 n = 100 Here we use Binomial distribution, Binomial…

Q: a. Assuming that 50% of all workers who change jobs cash out their pension plans, if 16 workers who…

A:

Q: Of the automobiles produced in a plant, 40% had a certain defect. Suppose a company purchases five…

A: Given: 40% of defective cars. i.e. p=0.4 . Number of cars company purchasesn=5

Q: 17. What is the probability that a randomly selected person would be a Female ana had a Negative…

A: Provided information is, a market research study is being conducted to determine if a product…

Q: On a particular production line, the likelihood that a light bulb is defective is 5%. Ten light…

A: Given data Probability that light bulb is defective = 0.05 No of bulbs = 10  probability that none…

Q: According to a national​ study, 32​% of taxpayers used computer software to do their taxes for a…

A: From the given information, 32​% of taxpayers used computer software to do their taxes for a certain…

Q: At a major credit card bank, the percentages of people who historically apply for the Silver, Gold…

A: Formulae : 1) Expected value = N*Pi  , where n is sample size.   2) Chi-square test statistic : χ2…

Q: What is the expected frequency for a Male Shopper to regularly shop at a Grocery Chain?

A: HERE USE GIVEN CONTINGENCY TABLE   Grocery chain Discount store  Membership warehouse  Total…

Q: A report from the Secretary of Health and Human Services stated that70% of single-vehicle traffic…

A:

Q: A survey of couples in a certain country found that the probability that the husband has a college…

A:

Q: According to a recent survey, 35% of respondents drive Japanese-made cars. From a random sample of…

A: Let X be tbe number of driving a Japanese-made car from Binomial distribution with probability (p)=…

Q: Based on a​ poll, 61​% of Internet users are more careful about personal information when using a…

A:

Q: A fortune 500 company asked its 1520 employee this question: “Did the work condition too…

A: Given information can be shown in the table below:   Yes No Total Males 134 651 785 Females…

Q: C. What is the probability that a randomly selected person from this study tried to quit smoking…

A: Here AS PER GIVEN NOTE I HAVE CALCULATED PART C

Q: According to a 2018 survey, 74 percent of employed young adults expect to bring work on a vacation…

A:

Q: A news report stated that 65% of vehicles sold nationally were SUVs. A random sample of 100 vehicles…

A: Given info: Here, n=100, p=0.65.

Q: 6. In a Gallup Survey, 90% of the people interviewed were unaware that maintaining a healthy weight…

A: We have given that,  X be the random variable from binomial distribution with probability of success…

Q: It is estimated that 75% of all young adults between the ages of 18-35 do not have a landline in…

A: Solution: h. From the given information, the probability of all young adults between the ages of…

Q: As reported by Television Bureau of Advertising, Inc. in Trends in Television, 84% of U.S.…

A: It is given that n =500 and p =0.84.

Q: what is the probability more than half of the sampled students are working full time?

A: Assume sixty percent of all NKU students work full time. If a random sample of 70 NKUstudents is…

Q: It has been estimated that 43% of business graduates believe that a course in business ethics is…

A: Given : sample size n = 80 p = 0.43

Q: The Association reports that among individuals in the 48 to 55 age, 45% drink coffee. If 200 people…

A: let X: number of coffee drinkers…

Q: If 11% of the population has a certain illness , what is the expected number of ill people in a…

A:

Q: Although studies continue to show smoking leads to significant health problems, 20% ofadults in the…

A: The 20% of the adults in the United States are smokers. The sample size is 250 adults. The formula…

Q: On a particular production line, the likelihood that a light bulb is defective is 4%. five light…

A:

Q: Based on a​ poll, 67​% of Internet users are more careful about personal information when using a…

A: Consider a random variable X which represent the number internet users who are more careful about…

Q: 16. What is the probability that a randomly selected male would have a Positive Reaction to this…

A: Given,   positive reaction neutral reaction negative reaction Male 310 200 150 Female 450 550…

Q: According to the U. S. Statistical Abstract 2009, about 25% of persons age 18 - 24 participated in…

A: Given, p = 25% = 0.25 n = 64

Q: A local hospital has records of 130 patients who visited the emergency room with a variety of…

A: GivenTotal patients who visited emergency room n(total) = 130number of patients with  high blood…

Q: 13 percent of the patients in a study reported previous episodes of a stroke. Use 13 percent as the…

A: The mean and the standard deviation of the sampling distribution of the sample proportion is,

Q: (a) What is the probability that in a randomlý sampled individual, gene 1 is dominant? (b) What is…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: a Pew research center surveyed ask adults in the United States which technology would be very hard…

A: Necessary conditions for binomial experiment: For each trial, there are only two possible…

Q: A firm offers routine physical examinations as part of a health service program for its employees.…

A:

Q: If 54% of all Americans approve the recent job performance of the president, what is the expected…

A: Given: n=1036 p = 54% of all Americans approve the recent job performance of the president = 0.54…

Q: On a particular production line, the likelihood that a light bulb is defective is 5%. Ten light…

A: Solution: Let X be the number of defective light bulbs and n be the sample number of light bulbs.…

Q: A factory making printed-circuit boards has a defect rate of 2.4% on one of its production lines. An…

A: If the experiment is repeated until we get one success, they follow geometric distribution. It has…

Q: In a study of brand recognition, 1013 consumers knew of Costco, and 21 did not. Use these results to…

A: From the provided information, In a study of brand recognition, 1013 consumers knew of Costco, and…

Q: a consumer electronics product ex- ects 2% of units to fail during the warranty period. A sample of…

A: Solution : let x be a random variable that the product fail during the warranty period. Here,  X…

Q: According to a survey conducted by Deloitte in 2017, 0.4532 of U.S. smartphone owners have made an…

A:

Q: At a major credit card bank, the percentages of people who historically apply for the Silver, Gold,…

A: The null and alternative hypothesis is,   The expected number of customers applying…

Q: Based on data from AMSC Online Instruction project, 77% of adult learners use social network sites.…

A: The probability of getting adult learners who uses the social network is 77%. The events of…