The average annual precipitation in Vancouver, British Columbia is 1300 mm. Assuming that the distribution of precipitation amounts is approximately normal with a standard deviation of 230 mm, determine whether each of the following represents a fairly typical year, an extremely wet year, or an extremely dry year. Write a statement and explanation for each answer. a. Annual precipitation of 1600 mm. b. Annual precipitation of 1050 mm.

Q: The average exam score of a physics class is 75 points with a standard deviation of 3 points. Peter…

A: Given information Mean µ= 75 Standard deviation σ = 3 Peter’s score x = 72

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A: the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

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A:

Q: Suppose that the mean systolic blood pressure for women over age seventy is 131 mmHg (millimeters of…

A: Given that the mean systolic blood pressure of women over age seventy is 131mmHg with a standard…

Q: The mean is u: = and the standard deviation is o: =

A: Given,

Q: In​ 2007, the mean property crime rate​ (per 100,000​ people) for the 24 states west of a certain…

A: Given  In​ 2007, the mean property crime rate​ (per 100,000​ people) for the 24 states west of a…

Q: Normal healthy resting pulse rate for 30 year old males has a mean of 71 beats per minute and a…

A: We have given that  For John's  mu=71,sigma=8,and X=80 And  For Melissa  mu=76,sigma=10 and X=83…

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A: INTRODUCTION :  To measure the variability of which series is consistent than any other then the…

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A: we have given that mu=90 ,sigma=10 and sample size n=10  Z-score =(x-mu)/sigma X~N(mu, sigma^2)

Q: Answer the following questions given that the mean weekly quiz score for a class is 72 with a…

A: Given data,Mean μ=72sd     σ=8P(70<X<90)=?

Q: For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 38 beats…

A:

Q: a. A student whose grade is 83 would be at the 19th percentile. b. A student whose grade is 90 would…

A: According to our guidelines, we can answer only three subparts, so please repost the rest parts.

Q: The mean height for women in the United States is approximately 64.5 inches with a standard…

A: Formula : Z =(X - μ)/σ

Q: In a given school year, the ACT test mean score was 21 with a standard deviation of 4.9.  The same…

A:

Q: Suppose that the mean systolic blood pressure for women over age seventy is 131 mmHg (millimeters of…

A: Given data: Mean =131 Standard deviation = 7

Q: Which of the following values for the population standard deviation would cause a score located…

A: Higher the standard deviation more will be the spread of the data. And the point will be farther…

Q: For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 36 beats…

A:

Q: For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 32 beats…

A: Provided data is, certain data set of the pulse rates for a sample of adult​ females, the lowest…

Q: In a recent study, the serum cholesterol levels in men were found to be normally distributed with a…

A:

Q: b- Find out which is more dispersion variable (X) or variable (Y). if the Arithmetic Mean and the…

A:

Q: The average travel time to work for a person living in Kokoma, Indiana, is 17  minutes.  Suppose the…

A: Solution: Let X be the average travel time to work for a person living in Kokoma  Indiana has normal…

Q: For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 35 beats…

A: Since, we are allowed to answer three sub-parts at a time so we are answering the first three as you…

Q: You are given the following three pairs of image and corresponding object distances (1.01 mm,…

A:

Q: If the standard deviation of the data .S={5,20,a} is 15. Find the value of a

A: Given: SD=15.   Also, by the formula of standard deviation:SD=∑x-x2n-1

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A: Given that, μ=29.6 yearsσ= 6.35 years Let X denote the distribution of the actresses ages is…

Q: Suppose that the mean systolic blood pressure for women over age seventy is 131 mmHg (millimeters of…

A: According to the given information, we have Mean = 131 and Standard deviation = 9

Q: For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 31 beats…

A: Given: Lowest pulse rate is 31 beats per minute.            Mean of the listed pulse rate is x=79.…

Q: Which of the following four standard deviation values would produce the more platykurtic…

A:

Q: a. What is the difference between the pulse rate of 36 beats per minute and the mean pulse rate of…

A: As per Bartleby guidelines, we are allowed to answer three sub-parts :

Q: The average life of a car tire is 50,000 miles.  The standard deviation is 2,000 miles   What…

A: Normal distribution, also known as the Gaussian distribution, is a probability distribution that is…

Q: On a measure of artistic ability, the men for college students in new zealand is 150 and tthe…

A: Given mean = 150Standard deviation = 25The Z score is calculated using the below mentioned formula…

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A: Let x be the heights of adult men on an island in the Pacific which is approximately normal with…

Q: Based upon past flight data, the average weight of checked baggage was 44.5 pounds with a standard…

A: Given that  X~N( μ = 44.5 , ? = 3.6 ) μ = 44.5 , ? = 3.6 , n = 400 Z-score =( x - μ )/?

Q: A consultant has three sources of income-from teaching short courses, from selling computer…

A: Let X represents the annual income from teaching short courses. EX=40000SD(X)=4000 Let Y represents…

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Q: If the population mean for women's heights is 66" with a population standard deviation of 3", what…

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A: Given information Sample mean x̅ = 188 kg Population mean µ = 200 kg Sample size = 30 Standard…

Q: Seattle, Washington averages mean = 34 inches of annual precipitation. Assuming that the…

A: Given Information :  Seattle, Washington averages mean = 34 inches of annual precipitation. Assuming…

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A: Standard deviation is the positive square root of the mean of the squared deviations of given…

Q: Both data sets have a mean of 165. One has a standard deviation of 16, and the other has a standard…

A:

Q: For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 39 beats…

A: It is given that the mean is 78.0 and the standard deviation is 20.7.

Q: Suppose that the mean systolic blood pressure for women over age seventy is 132 mmHg (millimeters of…

A: Given mu =132 , sigma = 7 ( a )P ( 125<X<139 ) =? % ( B ) 99.7% lies between ? and ?

Q: The weights of an adult female population of killer whales are approximately normally distributed…

A: Let, X1: The weights of an adult female population of killer whales & X1~Normal( 18000, 4000 )…

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A: (a) Condition for Average Deviation: If the value of the observation is increased or decreased by a…

Q: A real estate agency says that the mean home sales price in City A is the same as in City B. The…

A: Solution-: We identify the claim and state the H0 and Ha

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A: Given: X 0 1 2 3 4 5 P(X=x) 0.05 0.15 0.25 0.4 0.05 0.1

Q: According to Chebyshev's theorem, which of the following is the percentage of measurements in a data…

A: please see the next step for solution

Q: Given the data, calculate the standard deviation for each: 1) 0.85, 0. 82, 0.83 2)0.10, 0.07, 0.05…

A: 1) Formula for standard deviation is, SD=1N∑Xi-μ2 Where, N=3 μ=∑XiN=0.85+0.82+0.833=2.53=0.8333…

Q: In a given school year, the ACT test mean score was 21 with a standard deviation of 4.9. The same…

A: Z-score :  The z score measures the number of standard deviations that the values are from the mean…

Q: on a nal mathematics assessment test has a mean score of 281. This test result prompts a state…

A: The given claim is that the mean score for the states eighth grades on their exam is more than 275.