What percent of the data is below 130?  What percent of the data is above 150.8?  What percent of the data is between 115 and 129?  What percent of the data is below 110?  What percent of the data is between 127 and 158?

Q: The mean and Standard deviation of a distribution are 90 and 6.5 respectively. Find the coefficient…

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Q: The coefficient of variation CV describes the standard deviation as a percent of the mean. Because…

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Q: n a set of score, the coefficient of variation (in percentage terms) = 50% and standard deviation =…

A: The coefficient of variation is the ratio of the standard deviation to the mean. It is a measure of…

Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

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Q: c) The amount of sodium sulfate, in mg, found in the bottled water follows a normal distribution…

A: We have given that Mean(µ) = 13Standard deviations (σ) = 2.5X ~ N (µ, σ )= N (13,2.5)

Q: Calculate the relative error or precision of the mean. A. 1: 100,000 B. 1: 300,000 C. 1: 200,000 D.…

A: Given, DISTANCE NO. OF MEASUREMENTS 740.53 4 740.59 3 740.57 6 740.53 7 We have to…

Q: Calculate the sample standard deviation for this data set: 65, 48, 70. The formula for the sample…

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Q: Use the data 2, 3, 3, 6, 6, 7. Add 2 to each of the numbers. How does this affect the mean? How does…

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Q: . less than 24 mpg? B. 30 mpg or more? C. between 20 and 28? 2

A: Question 1)The mean of the distribuiton is  mpg. The standard deviation of the distribution is…

Q: Use the table to answer each question. Note: Round z-scores to the nearest hundredth and then find…

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Q: For the given values ​​, calculate the standard deviation .

A: Given Data : For calculating the standard deviation, below table will be used    YY Y2Y^2 1 5…

Q: ould have the right to marry. (The 2014 data were collected before the 2015 US upreme Court decision…

A: There are four types of level of measurement, i.e.,  Ratio scale: data is continuous and have a…

Q: In the equation for computing the standard deviation, n represents what? a. the average b. the mean…

A: Given that Formula for standard deviations Sd=√{∑(x- x̄)/n}

Q: e the table. Round values to the nearest tenth as needed. Midpoint x x-X (x-x)2 (x-x)?f 70.5 92.5…

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Q: For the data shown, answer the questions. x 11.1 16.1 26.4 15.2 10.9 Find the mean:  Find the…

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Q: Determine the Coefficient of Variation of a data set given the x̅= 2.54 and s = .74. Round to the…

A: GivenMean(x)=2.54standard deviation(s)=0.74

Q: Find the mean of the data set. Graph/chart x= (Round to the nearest tenth as needed.) Complete the…

A: Mean: For a set of n observations, x1, x2, ... , xn with frequencies f1, f2, … , fn, mean is given…

Q: Use the normal distribution of IQ scores, which has a mean of 75 and a standard deviation of 18 ,…

A: X~N(μ=75,σ=18)

Q: he frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: By using frequency distribution approximate population mean and population standard deviation.

Q: Calculus I scores at College A have mean 70.21 and standard deviation 15.32; Calculus I scores at…

A: Calculus I scores at College A have mean 70.21 and standard deviation 15.32;Calculus I scores at…

Q: If the coefficient of variation for a data is given as 35%, and the standard deviation for the same…

A: given data coefficient of variation = 35% so cv = 0.35 sd = 32 mean  = ?

Q: A data set has a mean of 70.7 and a standard deviation of 6.2. The score of 69, is how many standard…

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Q: USE A CALCULATOR  In the 1992 presidential election, Alaska’s 40 election districts averaged 1,956.8…

A: Hey, since there are multiple subpart questions posted, we will answer first three subpart…

Q: n the distribution shown, state the mean and standard deviation. Hint: The vertical lines are 1…

A: The vertical line in the distribution shows the 1 standard deviation apart.

Q: The mean deviation of the following data: 82, 79,61,94,73, 64, 51 11.72 The 11.42 The 11.46 The

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Q: Determine whether each statement below is true or false.   About 95% of the data lies within three…

A: From the provided information, The statement is that about 95% of the data lies within three…

Q: A nurse working in a hospital collects data on the number of days patients stay in a hospital. The…

A: Standard deviation

Q: Identify the level of measurement of the data, and explain what is wrong with the given calculation.…

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Q: 1. A class had a quiz in Statistics. The scores of the students has a mean of 87 and standard…

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Q: is a measure of difference between the observed value of a variable and some other value. Select…

A: Remark Dispersion is a statistical term that describes the size of the distribution of values…

Q: C2. GSS 2014 and GSS 2018 respondents were asked their opinion on whether homosexuals should have…

A: Given information: GSS 2014 and GSS 2018 respondents were asked their opinion on whether…

Q: Tally is interested in the fuel efficiency of her car. She computes how many miles per gallon her…

A: Given data, Miles per Gallon 28 36 56 64

Q: 2. The height of an adult male is known to be normally distributed with of mean of 69 inches and a…

A: X~N( μ , ?^2 )    μ =69     , ? = 2.5   Z-score =( x - μ )/?

Q: A quantitative data set has mean 15 and standard deviation 2. what is percentage lies between 13 and…

A: Note: Thank you for the question. For the calculation, it is assumed that the quantitative data set…

Q: he distribution of the lengths of long-stemmed roses is mound – shaped and symmetric with the mean…

A: The distribution of the lengths of long-stemmed roses is mound – shaped and symmetric with the mean…

Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A: Given , the frequency distribution,  we need to find the population mean and population standard…