The Australian sheep dog is a breed renowned for its intelligence and work ethic. It is estimated that 45% of adult Australian sheep dogs weigh 65 pounds or more. A sample of 14 adult dogs is studied. What is the probability that more than 11 of them weigh 65 lb or more? Use the binomial formula to answer this question.

Q: Consider the variable Joe’s weight next Friday. What is the probability he weighs 170 pounds, the…

A: Uniform distribution is the type of continuous probability distribution. It is a type of simplest…

Q: According to a 2009 Reader's Digest article, people throw away approximately 20% of what they buy at…

A: Given data Probability of throwing away (p) = 0.2 No of grocery shoppers(n) = 100 Probability that…

Q: 2. List down all the formulae related to different types of Interval Estimations (one & two…

A: Interval Estimation: If X1,X2,...,Xn is a random sample from Nμ,σ02, then we will find a confidence…

Q: Marketers find that 87% of US teenagers use the Internet. Consider a random sample over 282 US…

A:

Q: At a small airport, planes arrive an average rate of 9.78 planes arriving per hour. Please use this…

A: X has poission distribution. X~Poission(λ) λ=9.78 planes arriving per hour=68.46 planes arriving per…

Q: The table shows the educational attainment of 532 drivers per vehicle type. What is the probability…

A: There are totally 532 drivers in which 70 are college students, 80 are utility vehicles and 9 are…

Q: Say 40% of the class is female. What is the probability that 6 of the first 10 students walking in…

A:

Q: The probability of rain tomorrow in Gander is 40%. What are the odds of rain tomorrow?

A: Given data: The probability of rain tomorrow in Gander is 40%.  i.e ; p = 0.40 To find : What are…

Q: 9. The forecast for Monday shows an 80% chance of rain. What is the probability that it will not…

A: Probability

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Q: What is the probability that the sample proportion exceeds 0.12?

A: Given According to a 2009 Reader's Digest article. First, we need to find the standard deviation for…

Q: According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the…

A: Solution: It is given that people throw away about 14% of what they buy at the grocery store. So,…

Q: According to a 2009 Reader's Digest article, people throw away about 12% of what they buy at the…

A: Given that, n=155,p=0.12 The Mean and Standard error of the sampling distribution of sampling…

Q: A recent study showed that 71% of adults need some type of corrective lens (glasses or contacts).…

A:

Q: What is the probability that the sample proportion exceeds 0.12?

A: Let p be the proportion of throw away of what people buy at the grocery state. Given that p=13% =…

Q: According to a 2009 Reader's Digest article, people throw away about 13% of what they buy at the…

A: We have given that  Sample size n= 153 , p=13%=0.13

Q: A recent study of cardiovascular risk factors reported that 30% of adults met criteria for…

A: Let X be the number of adults that meet the criteria for hypertension. Therefore, The probability…

Q: In a large population, 59%6 are infected with a certain disease. If you take a random sample of 30,…

A: Given,n=30p=0.59Let x=no.of people infected with certain disease.x~Binomial(n=30 , p=0.59)P(X=x)=Cx…

Q: According to a report in Parade magazine, a nationwide survey conducted by the University of…

A: We have given that Probability (p)  = 0.70  Number of samples(n) = 12 Here we will use binomial…

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

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

Q: According to a 2009 Reader's Digest article, people throw away approximately 10% of what they buy at…

A: Given Information: According to a 2009 Reader's Digest article, people throw away approximately 10%…

Q: According to a 2009 Reader's Digest article, people throw away about 12% of what they buy at the…

A: Let X be the proportion of things throw away that people bought at the store. The population…

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: After rolling a fair, six-sided die 100 times, it was observed that the probability of rolling a 2…

A: We know, that on rolling a fair dice, the probability of obtaining 2 on a dice roll is 0.167

Q: One manufacturer claims that only 10% of its total production is defective. 28 items are randomly…

A: Let, X=the number of defectives n=number of trial=28  p=probability of success=10%=0.10   X follows…

Q: According to a 2009 Reader's Digest article, people throw away about 11% of what they buy at the…

A: From the provided information, Mean (p) = 0.11 Sample size (n) = 90 The standard deviation can be…

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Q: t is estimate that 40% of households own a riding lawn mower. A sample of 11 households is studied.…

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Q: Assume 79% of all ducklings are adorable. You take a sample of 16 ducklings. What is the probability…

A: Given,n=16p=0.79q=1-pq=1-0.79=0.21A random variable X~Binomial(n=16 , p=0.79)P(X=x)=16x0.79x0.2116-x…

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Q: It has been reported that about 35% of US adults attended a sports event during the previous year.…

A: The term odd and probability are almost similar concepts. But in probability, we divide the…

Q: According to a 2009 Reader's Digest article, people throw away approximately 20% of what they buy at…

A: Given: p = population proportion = 0.20 n = 100

Q: ate whether you think the difference between what occured and what you would expect by chance is…

A: When we draw a card randomly from a deck the probability of getting a certain card is 1/52 and as…

Q: The weather report says that there is a 50% chance to rain tomorrow. What type of event is this?

A: