what is the probability that when taking a sample without replacement of size 28, 12 students are connected from room CS103?
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A: Given information Probability that the Americans are overweight = 0.65 n = 5
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A: Given, n=9 p=8%=0.08
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A: Given Data population proportion,p = 0.67 sample size n = 250
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A: Introduction: Probability of an event is the number of outcomes favorable to the event, divided by…
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A: Given that the urn contains 4 red balls and 3 green balls So the total number of balls= (4+3)=7 If…
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A: probability mass function of B.D is = f ( k ) = ( n k ) p^k * ( 1- p) ^ n-kwhere k = number…
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A: Note: Use the finite correction factor if n/N is greater than 0.05. Therefore, the Finite…
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A: Given that, 7 out of 15 identified people will have an average of 6 to 8 hours of sleep in a day
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A: Suppose that the New England Colonials baseball team is equally likely to win any particular game as…
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A: Given: The population mean is μ=50. The population standard deviation is σ=5.
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Q: what is the probability that a random sample of 4 units will have exactly 1 unit is defective,…
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Q: A random sample of size 100 is taken from an infinite population having the mean 76 and variance…
A: Central Limit Theorem for mean: If a random sample of size n is taken from a population having mean…
Q: The Statistical Abstract of the United States reported that 18.2% of students whose post secondary…
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A: P(X=1)=?
Q: A survey of Salinas residents was conducted and the results on length of time in the workforce is…
A: Given: less than 5 years 5 to 10 years more than 10 years male 41 13 7 female 39 21 10
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Q: Suppose that a lot of 5000 light bulbs contains 5% defectives. If n = 20 bulbs are randomly sampled…
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Q: Suppose that 20% of fruit flies possess a certain gene. If we randomly select 20 fruit flies, find…
A: Here given that 20% of fruit flies possess the gene. In a sample of 20 we need to find the…
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A: Given data, p=0.12 n=364 P(p<0.15)=?
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A: Let, X=the number of defectives n=number of trial=28 p=probability of success=10%=0.10 X follows…
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A: The number of arrangement r objects from n objects is as follows:
Q: Suppose 50 % of politicians are lawyers. If a random sample of size 518 is selected, what is the…
A: Consider that p is proportion of all politicians.
Q: Suppose 44 % of politicians are lawyers. If a random sample of size 411 is selected, what is the…
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Q: Sixty percent of all children in a school do not have cavities. The probability, rounded to four…
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Q: Suppose an urn contains 25 red balls and 15 blue balls. Consider the experiment of choosing 2 balls…
A: Given: An urn contains n1=25 red balls n2=15 blue balls
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A: The probability of young adults do not owns a landline is, 0.75 The probability of young adults owns…
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Q: 33 live births per 1,000 per year result in twins, what is the probability of getting more than…
A: The true percentage of live births that result in twins will be: p =331000×100 =3.3%
Q: The Hawkins Company randomly samples 10 items from every large batch before the batch is packaged…
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Q: Suppose that 20% of fruit flies possess a certain gene. If we randomly select 20 fruit flies find…
A: Let X be the number of flies in the sample possess the gene which follows binomial distribution with…
Q: Suppose 10 women are given mammograms. What is the probability that at least 1 woman will have a…
A: Let p be the probability of false positive test. Then p = 631/9762. Let X denote the number of false…
Q: A researcher receives 100 containers of oxygen. Of those containers, 20 have oxygen that is not…
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Q: An experiment consists of randomly obtaining five numbers without replacement from the equiprobable…
A: Probability is the measurement of occurrence of any event. Probability of any event is equals to…
Q: Suppose that 20% of fruit flies possess a certain gene. If we randomly select 20 fruit flies, find…
A: Using binomial distribution we find the given probability.
Q: A survey of Salinas residents was conducted and the results on length of time in the workforce is…
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Q: After commissioning in a wafer fab, it is found that 20% of the memory chips made in the plant are…
A: From the provided information, 20% of the memory chips made in the plant are defective that is p =…
Q: Suppose that 20% of fruit flies possess a certain gene. If we randomly select 20 fruit flies, find…
A: Let x be the number of lies possess the gene which follows binomial distribution with sample size…
Q: A market research firm conducts telephone surveys with a 40% historical response rate. What is the…
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