What is the probability that a randomly selected try-out participant will not satisfy the IQ requirements?   b. Determine the 80 percentile value for the IQ of the participants.   c. Team members with IQ among the bottom 11.58% of the accepted range are required to attend extra training sessions. What should be the minimum IQ of a debater who wishes to avoid the extra training sessions? Answer in exact fraction, or rounded to at least 2 decimal places.

Q: Sixty percent (60%) of all computers sold by a large computer retailer are laptops. (The remaining…

A: From the provided information,60% of all computers sold by a large computer retailer are laptops…

Q: Ryanair charges a mean base fare of $59. In addition, the airline charges for checking in at the…

A: The population standard deviation of total flight cost is known to be $25. An average $39 per…

Q: Given a normal population whose mean is 665 and whose standard deviation is 24, find each of the…

A: The following information has been given: The population mean is μ=665. The population standard…

Q: expected number of students who read the book online.

A: Students purchased hard copy =P(H) = 60% =0.60 Students print out from the web =P(W)= 25% = 0.25…

Q: Given a normal population whose mean is 325 and whose standard deviation is 73, find each of the…

A: GivenMean(μ)=325standard deviation(σ)=73

Q: 500 freshmen at Arundel University took part in a math comprehension test. The scores were normally…

A: Given: μ=75 and σ=7. The z-score is calculated asz=x-μσ

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A: We have given that,  Let X be a random variable from normal distribution with mean(μ) = 20 and…

Q: The bank of America (BOA) issues Visa and Mater Card credit cards. It is known that the balances on…

A: The mean is 789 and the standard deviation is 135.

Q: The sizes of car loans in North Carolina have mean $8,452 and a standard deviation $467. The…

A: The mean is 8452 and the standard deviation is 467.

Q: Georgia residents spent an average of $470 on the lottery in 2010, or 1% of their personal income…

A: Given: Population mean amount spentx¯=$470 Population standard deviation σ=$50 Sample size of…

Q: a. How many standard deviations away from the mean is a beetle with mandible length of .44 mm? b.…

A: A z-score is known as the standard score that determines how much the data point deviates from the…

Q: 3. The heights of 18-year old men are normally distributed with mean 68 inches and standard…

A: "Since you have posted a question with multiple subparts we will provide solutions only to the first…

Q: According to a research​ institution, the average hotel price in a certain year was ​$97.27. Assume…

A:

Q: According to The World Bank, only 9% of the population of Uganda had access to electricity as of…

A:

Q: LightCastle Partners, a Bangladeshi business management consultant employs a large number of data…

A:

Q: According to airlines.org, the average round trip domestic airfare is $339. Assume that the standard…

A: Given that: X is normally Distributed with mean µ = 339.0 and standard deviation σ = 95.0 By using…

Q: Assume that 15% of 14 year olds believe in spending their money as opposed to saving it. a) Find…

A: Let, X=the number of 14 year old who believes in spending their money as opposed to saving…

Q: You want to determine the probability that when seven consumers are randomly selected, exactly two…

A: 1. n = 7, x = 2, p = 0.45, q = 0.552. Mean, μ = 3.15    Standard Deviation, σ = 1.31623. P(X = 2) =…

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: We are given,μ = 196σ = 22n = 60

Q: A survey showed that 75% of adults need correction (eyeglasses, contacts, surgery, etc.) for their…

A: From the provided information, Sample size (n) = 11 75% of adults need correction for their eyesight…

Q: Assume the average price for a movie is ​$7.35. Assume the population standard deviation is ​$0.44…

A:

Q: A housing survey was conducted to determine the price of a typical home in Topanga, CA. The mean…

A: The objective of this question is to find the probability that the mean price of 60 randomly chosen…

Q: In Canada, households with internet spent an average of $410 annually for access. This distribution…

A: Solution: Given information: n= 600 Sample size μ=$410 Population meanσ=$138 Population standard…

Q: Data from the Bureau of Labor Statistics’ Consumer Expenditure Survey show that annual expenditures…

A: Given information- For the year 2001- Population mean, µ = $235 Population standard deviation, σ =…

Q: After deducting grants based on need, the average cost to attend the University of Southern…

A: Given information- Population mean, μ = $25,575 Population standard deviation, σ = $7200 a) Sample…

Q: The probability that Mugdho loses an arm-wrestling match against Snigdho is 60.0%. Let’s say,…

A:

Q: The percent fo Coloradans that own a Subaru is 56%. If you were to take a random sample of size 70,…

A: We have given that,  Let X be the random variable from binomial distribution with probability (p) =…

Q: A professor using an open-source introductory statistics book predicts that 60% of the students will…

A: given data, 60% - student will purchase a hard copy of the book,25%- will print it out from the…

Q: Suppose that heights of women in Utah are normally distributed with a mean of 74 inches and a…

A:

Q: Suppose that the number of hours that an adult watches in a day has a mean of 2.4 hours and a…

A: Given: i. Calculate the corresponding Z score as follows: The diagram corresponding to the mean…

Q: Suppose that we know that 33.8% of the people born in the United States between 1936 and 1951 have…

A:

Q: An online retailer operates two independent warehouses (A & B) where it keeps its inventory. Each…

A: Solution: given that Each warehouse has a .05 probability of experiencing a fire. If a fire is…

Q: 1, the mean number of goldfish in the package is 187. find the probability of choosing a package…

A: Thanks for posting the question. Since multiple questions are posted, we will answer one question…

Q: Given a normal population whose mean is 320 and whose standard deviation is 58, find each of the…

A: Given, Mean, μ = 320Standard deviation, σ = 58Let X be a random variable which represents the normal…

Q: The Wall Street Journal reported that approximately 25% of the people who are told a product is…

A: Utilising Binomial distribution. Reason there is two possibilities and number of sampled…