The probability is 98​% that someone in Country A consumed less than _________ gallons of soft drinks

Q: Assume that a distribution of 10000 scores is normally distributed with a mean of 90 and a standard…

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Q: the local college is included the mike run in a fitness test for seniors. suppose the time for this…

A: Given Information: Mean μ=469 seconds Standard deviation σ=50 seconds To find the probability that a…

Q: A physical fitness association is including the mile run in its school fitness program. The time for…

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Q: The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation…

A: (a)   Obtain the probability that pregnancy will last 307 days or longer. The probability that…

Q: in a certain region, the mean annual salary for electricians is $58,650. Let x be a random variable…

A: GivenMean(μ)=58650standard deviation(s)=1890sample size(n)=40

Q: The height of the students at Great Lake University is normally distributed with a mean (mu) of 68…

A: The question is about normal distribution.Given :Population mean height of students (  ) = 68…

Q: 1. The University of North Carolina Chapel Hill received over 42,000 application for undergraduate…

A: Given information: The high school GPA of incoming freshmen follows a normal distribution with mean…

Q: Assume that a distribution of 10000 scores is normally distributed with a mean of 90 and a standard…

A:

Q: A set of data is normally distributed with a mean value of 229 and a standard deviation of 9.2. What…

A: Suppose the variable of interest is x.The random variable x follows normal distribution with mean…

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

A: Answer Sample size [n] =50Mean =196Standard deviation =22

Q: In a normal distribution, 99.7% of the data fall within how many standard deviations of the mean? A.…

A: Solution-: In a normal distribution, 99.7% of the data fall within how many standard deviations of…

Q: In a Godiva Chocolate Shop, there are different sizes and weights of boxes of truffles. a. Find the…

A: a. Given: μ=283σ=1.6 The probability that a box of truffles weighs between 283 and 285.4 grams…

Q: A study shows that the normal time that a customer occupied a table in a fine dine restaurant is 1.2…

A: Solution-: Given: μ=1.2,σ=0.4,n=25 We find, (a)  What is the value of the mean of the sample means?…

Q: the number of burglaries in a mean 28. Let X denote the urglaries in the town in a day. ndard…

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Q: The systolic blood pressure of adults in the USA is nearly normally distributed with a mean of 120…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: The final exam scores in a statistics class were normally distributed with a mean of 63 and a…

A:

Q: The mean length of a human pregnancy is 265​days, with a standard deviation of 9 days. Use the…

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Q: According to Chebyshev's theorem, what is the maximum proportion of data values from a data set that…

A: We know that the Chebychev's inequality states that the P(|X-μ|>kσ) < 1/k2 It can be seen as…

Q: iven a normal population whose mean is 580 and whose standard deviation is 77, find each of the…

A: Given that μ=580,σ=77

Q: The lengths of pregnancies are normally distributed with a mean of 266days and a standard deviation…

A:

Q: The systolic blood pressure of adults in the USA is nearly normally distributed with a mean of 122…

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

Q: The annual per capita consumption of bottled water was 30.5 gallons. Assume that the per capita…

A: We have given that.   X~N( μ , ?^2 )   μ =30.5 , ? =13   Z-score =( x - μ )/?   NOTE:- According to…

Q: Suppose that in College Entrance Test, the cutoff score for passing is 85. If the mean of the test…

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Q: Given a normal population whose mean is 350 and whose standard deviation is 47, find each of the…

A: Let us denote the variable by X.  Given that X follows a normal distribution with mean= 350 and…

Q: A normal population has a mean of 37 and a standard deviation of 8 A.What proportion of the…

A: Given Population mean μ=37, standard deviations σ=8

Q: At an airline company, according to the records, the mean age of pilots is 36.2 years, and the…

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

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Q: The annual per capita consumption of bottled water was 33.5 gallons. Assume that the per capita…

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

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: The WAIS is an IQ test. Scores on the WAIS for the 20-34 age group are normally distributed with a…

A: It is given that the mean and standard deviation for the age group of 60-64 is 90 and standard…

Q: 国 The annual per capita consumption of bottled water was 30.5 gallons. Assume that the per capita…

A: Given Data : Population Mean,μ = 30.5 Population Standard Deviation,σ = 13

Q: The average weight of an apple at John's orchard is 162 grams with a standard deviation of 8 grams.…

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Q: Most exhibition shows open in the morning and close in the late evening. A study of Saturday arrival…

A: From the provided information, Mean (µ) = 2 hours and 2 minutes or 122 minutes Standard deviation…

Q: Suppose 50% of the bumblebee bats are female. 25 bumblebee bats are selected at random and the…

A: Given that n =25 , p= 0.5

Q: Assume that a basketball game final scores are normally distributed with a mean of 75 and a standard…

A: Mean = 75Standard deviation = 8

Q: The length of a fully grown nibiscus plants is normally distributed and has a mean of 35cm. It is…

A: It is given that mean is 35.

Q: What is the probability that someone in Country A consumed more than 14 gallons of soft drinks in​…

A: Let X denote the consumption of soft drinks in Country A. Given that X follows N(mean = 19.11, SD =…

Q: Suppose that the number of points scored in a game comes from a normal population with an average of…

A: Here points scored follows Normal distribution with mean 12 and SD 9. Here we need to use the…

Q: In a certain region, the mean annual salary for electricians is $58,650. Let x be a random variable…

A: According to the given information, we have Sample mean = 58650 Sample size = 50 Standard deviation…

Q: What is the p-value? (Round to three decimal places as needed.) nterpret the meaning of the p-value.…

A: Solution: Given information: n=45 Sample size x= 0.996 gallon Sample mean μ=1 gallon Population mean…