Refer to the data below. 38 42 26 22 30 42 36 42 Which measure of dispersion in a data set is calculated using all the values in the set? A. Range B. Standard deviation C. Semi Interquartile Range D. Inter quartile Range

Q: . Calculate standard deviation and coefficient of variation from the data given below: Mid-points :…

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Q: 2. We are given data 124 ; 58 ; 215 ; 123 ; 79 ; 68 ; 82 ; 130 ; 128 ; 150 132 ; 69 ; 132 ; 115 ;…

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Q: Find the range and standard deviation of the set of data. 11, 8, 7, 13, 16 D

A: The range of a given data is, Range (R)=Maximum value-Minimum Value And the standard deviation is,…

Q: For 5 year old children, the mean weight is 51.01 pounds with a standard deviation of 3.98 pounds.…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)σ. Here, µ and σ are the mean…

Q: Suppose the people living in a city have a mean score of 40 and a standard deviation of 7 on a…

A: As per guidelines, we will only solve first three subparts, please repost other questions for more…

Q: The table below gives the number of accidents each year at a particular road junction: 2013 2014…

A: It is given that:

Q: Approximately 95% of the data values will fall within standard deviation(s) of the O One, mean Two,…

A: We have to find out correct option for given statement..

Q: For Problem 19.33 , determine the probability (assuming normal distribution) that a bottle would be…

A: The frequency distribution table is given below: The formula to find mean for any sample is,…

Q: 4. Describe the table below: Group Statistics Std. Std. Error |Sex Sleephours/ Male weeknights…

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Q: A data set consists of 2m2 − 1 zeros, one −m, and one m. a. Compute x and s for this data set. b.…

A: a. The values of mean and standard deviation for the data set is,

Q: Calculate the coefficient of variation t

A: Our aim is to find the coefficient of variation. From the given data : n=5 , ƩX=140  , ƩX2=4038

Q: Find the following measures of dispersion using the following lists of average monthly temperatures…

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

Q: Use the data to answer the following questions: 10; 11; 15; 15; 17; 22 What number is two standard…

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Q: The height, in inches, of each student in Megan's algebra class is shown. 72 72 71 70 70 70 69 67 66…

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Q: a. Write down the merits and demerits of using range and mean deviation as measures of dispersion.

A: Hi! Thank you for the question As per the honor code, We’ll answer the first question since the…

Q: A distribution has mean 100 and standard deviation 3. What is the largest percent of the data that…

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

Q: 12. Below is a data set for number of toys a child owns in a particular neighborhood: ABCDEFG|H…

A: toatal no. of child   N=8total number of toyes  ∑xi   =2+4+4+3+2+3+2+4=24

Q: B- For data mentioned below, find mean, median, variance, Range, standar deviation, First, second…

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Q: Calculate mean deviation from the following data: Marks less than : 80 70 30 10 60 50 40 20 No. of…

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

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Q: this assignment, round all answers (when necessary) to exactly three decimal places. The numbers of…

A: From the given data we find the standard deviation.

Q: The highway mileage (mpg) for a sample of 10 different models of a car company can be foun below. 29…

A: Given range is 25. standard deviation using range rule of thumb is ?

Q: Find the standard deviation for the grouped data. College Units Frequency 0-24 4 25-49 3 50-74 6…

A: Here we use simple method which is used to find deviation

Q: Below are some summary statistics from the score variable. Which of the following is true? min Q1…

A: a) Standard deviation is possible and has been calculated above as scores are integers and can be…

Q: 4. Compute the average deviation on the data below Test scores X-Х bar Xi 57 60 65 70 78 s0 82 85…

A: 4. Formula for Average deviation is, Average deviation=∑x'n Where x'=x-x¯ x¯=∑xin  , n=10…

Q: 1. Find Mean, Standard Deviation, Third quantile, 21st Percentile, and 87th Percentile for the data…

A: Given: Population size N = 8 Formula Used: Mean X = 1N∑i=1nXi Standard deviation σ = ∑Xi-X2N Third…

Q: Given the following data set: 24; 32; 27; 22; 35; 18; 29; 25; 22.  Calculate the coefficient of…

A: Concept: Coefficient of variation (CV)=(Mean/standard deviation)*100

Q: Calculate the standard deviation from the following data : Size of item Frequency Size of item…

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Q: Of the data sets below, which has standard deviation 0? Set A: 1, 2, 3, 4 Set B: 1, 1,4,7 Set C: 0,…

A: The  Data set D. 6,6,6,6 Σx=24 Σx2=62+62+62+62=144n=4The standard deviation is…

Q: Calculate Quartile Deviation and coefficient of Quartile Deviation from the following data : Age in…

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Q: The bar graph below summarizes information aNew York City Survey of Elementary School Children(NYC…

A: If X is the number of children among 400 Hispanic NYC school children that are obese,then…

Q: Refer to the data below. 38 42 26 36 42 5. The mean is: A. 34.75 B. 31.5 С. 36.75 D. 33.5 6. The…

A: SolutionSome measure of dispersion are calculated using all values and some are calculated by using…

Q: Which is the largest with regard to the following data set: the range or the standard deviation? 11…

A: We have given that,  X :- 11, 11, 12, 12, 12, 12, 13, 15, 17, 22, 22, 22 Then,  We will check which…

Q: Assuming that the heights of college women are normally distributed with mean 64 Inches and standard…

A: As per the guidelines we are allowed to solve maximum of 3 subparts, Please repost the question if…

Q: 47. Which of the following measures pertains to the sum of the values in a data set divided by the…

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Q: a) Calculate the Median, Mode and standard deviation of the following data 71 Weights 63 65 66 67 68…

A: Let xi be the value and fi be the frequency associated with value xi . Weights (xi) 63 64 65 66…

Q: Which of the following are measures on positions of a data seta the maximum the standard deviation…

A: Solution : Measures on positions of a data sets - Positional measures are also referred as measures…

Q: Calculate the mean dollar amount and the standard deviation for the dollar amounts of the population…

A: Given data, 42.49,52.31,46.56,41.58,61.29,49.75,73.28,44.12,38.51,40.86

Q: Calculate the mean median mode and standard deviation of the data 21,30, 27, 30, 25

A: Given data is21,30,27,30,25sample size(n)=5

Q: Assume a data set is normally distributed with mean 172 and standard deviation 15. If the data set…

A: The data set of 450 data values is given in the question which is normally distributed with mean 172…

Q: a) For the following calculate mean deviation using median. Height No. of Boys 55 56 57 58 59 60 25…

A: Given Height No of boys 55 25 56 40 57 50 58 20 59 10 60 5

Q: Given n=10 measurements: 13, 15, 14, 16, 20, 15, 16, 19, 12, 18 The standard deviation is

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Q: 5. The following values are the number of customers a restaurant served for lunch on ten consecutive…

A: Here, x (x-x) (x-x)2 46 -14.4 207.36 49 -11.4 129.96 51 -9.4 88.36 60 -0.4 0.16 63 2.6…

Q: Which is the largest with regard to the following data set: the range or the standard deviation?…

A: Calculate Sample Standard deviation (S) from the following…

Q: Analyze the following data. Assume the true value of L (the length of a table) is 93.40cm. L(cm)…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: 3) Answer each question using the list of numbers provided below and use STDEV equation provided.…

A: Given, Set A {-16,0,16,15,25} Number of values= 5

Q: For the data shown, answer the questions. Round to 2 decimal places. 2.5 17.4 14.5 21.6 14.6 12.3…

A: Step-by-step procedure to obtain the mean, median and the standard deviation using Excel is given…

Q: Use the range rule of thumb to estimate the standard deviation. Round results to the nearest tenth.…

A: From the given data we find the standard deviation using range rule thumb method.

Q: 2. The table below shows the recorded speeds of several cars on a busy street: Recorded Speeds (mph)…

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