Here is a bivariate data set. y 55.2 36.1 52.6 4.4 62.1 85.4 58.7 39.5 60.8 51 65.5 64.8 66.1 46.6 63.5 54.2 64.6 26.4 69.1 69.3 68.3 45.7 63.9 54.2 55.5 65.7 63.8 32.9 66.1| 35.7 Find the correlation coefficient and report it accurate to three decimal places. r =
Q: Here is a Divanate data set. x y 51.9 153.3 81.9 48.6 83.3 49.8 47.2 109.2 85.5 55.1 68.4 40 49.7…
A: Solution: x y x^2 y^2 x⋅y 51.9 153.3 2693.61 23500.89 7956.27 81.9 48.6 6707.61 2361.96…
Q: 8.4 28.8 34.6 35.6 59.6 33.5 39.6 34.1 49.9 38.3 57.4 29.7 77.7 23.6 47.9 36.8 61.3 29.8
A: Correlation coefficient is statistical measure which tells who strong the relationship exist between…
Q: Here is a data set (n = 117) that has been sorted. 38.9 39.5 45.1 45.7 47.3 47.6 47.8 47.9 48.6 48.6…
A: Given n=117
Q: Here is a data set (n = 117) that has been sorted. 25.2 35.2 37.2 39.1 44 44.2 44.5 45.7 45.9 47.4…
A: From the provided information,Number of observations (n) = 117
Q: X 81.4 31 81.4 32.3 70.7 1.4 59 -11.7 87.1 38.5 77.4 13.8 70.6 7.6 79.8 21.3 91.8 53.3 69.6 16.1…
A: The question is about correlation Given : To find : 1 ) Value of r 2 ) Value of R2
Q: Here is a sample data set that appears to be nearly normal (as suggested by the histogram). Copy…
A: Given sample data set…
Q: Here is a bivariate data set. x y 30.2 83.2 60.8 65.6 51.6 71.7 42.8 67.6 17.7 71.2 33.5 58.6 42…
A: Given dataA bivariate data set is given
Q: Here is a bivariate data set. x y 30.3 27.8 40.8 34.9 80.6 35.3 47.2 26.5 37.5 12.1 47.2 1.6 35.8…
A: Given X Y 30.3 27.8 40.8 34.9 80.6 35.3 47.2 26.5 37.5 12.1 47.2 1.6 35.8 23.7…
Q: Here is a bivariate data set. x y 49 83.4 46 143.3 50.8 116.6 45.5 173.3 38.6 119.2 34.1 106.8 51.7…
A: The provided data set can be tabulated as:
Q: set (n=117n=117)
A: Given that The total data set value (n) = 117 All the data values are in increasing order. Here…
Q: The following bivariate data set contains an outlier. (Round answers to three decimal places) X y…
A: Calculation of correlation coefficient.
Q: You wish to determine if there is a linear correlation between the two variables at a significance…
A: Given: x y 46 33 51.4 50.4 48.8 23.9 62.9 29.2 33.7 61.9 48.2 15.4 51.3 46.7…
Q: Here is a bivariate data set. x y 24.8 12.9 35.2 39.9 -1.9 -21 49.5 39.4 29 35.7 34.5 23.8 25.8…
A: Solution: x y x^2 y^2 x⋅y 24.8 12.9 615.04 166.41 319.92 35.2 39.9 1239.04 1592.01 1404.48…
Q: Here is a bivariate data set. x y 52.1 29.4 74.3 -20.5 35.4 36.8 23.8 22.5 61.1 -28.6…
A: For the given data Find r = ? R² = ? %
Q: You wish to determine if there is a linear correlation between the two variables at a significance…
A: The correlation coefficient, r, tells us about the strength and direction of the linear relationship…
Q: Here is a data set (n: 117) that has been sorted. %3D 39.3 41.6 42.8 46.6 46.8 47.4 47.6 47.9 48.4…
A: Given that data set has been sorted.n = 117
Q: The following bivariate data set contains an outlier. X y 25.4 -297.7 44.5 965.7 31.4 -1060.8 61.5…
A: Given,…
Q: ou wish to determine if there is a negative linear correlation between the two variables at a…
A: Correlation coefficient between x and y: r=-0.437, from the excel function, =CORREL(J2:J31,K2:K31)…
Q: Here is a data set (n = 101) that has been sorted. 1 2 3 4 5 6 7 89 10 37.3 40.7 41.7 42.1 43.1 43.7…
A: To find the 33rd percentile (P33) of the given dataset, we need to follow these steps:Identify the…
Q: Here is a data set (n = 117) that has been sorted. 50.5 52.9 54.4 54.7 56.2 58.5 58.9 60.7 60.7 60.8…
A: As per the given data set, there are 117 samples. Thus, the sample size (n) is 117. To calculate the…
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A: To find: Mean and median
Q: 2 3 4 5 6 7 8 9 10 11 12 6, 2 1, 5, 2, 7 7,8,4 2,5 3,6 2 6 where 7 | 2 = 72 students Calculate the…
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Q: Here is a bivariate data set. x y 51.1 30.8 58.7 10.3 46.7 50.1 42.7 32.1 40 46.7 42.9 33 40.3 15.9…
A: Correlation is a statistical device that helps in analyzing the covariation of two or more…
Q: Here is a bivariate data set in which you believe y to be the response variable. y 47.6 101.2 62.2…
A: The independent variable is x. The dependent variable is y. We have to draw scatter plot and detect…
Q: Here is a data set (n = 117) that has been sorted. 36.8 37.9 38.7 39.4 41.9 43.9 44 45 45.5 45.6…
A:
Q: You wish to determine if there is a linear correlation between the two variables at a significance…
A:
Q: Here is a bivariate data set. x y 51.3 19.3 11.7 115.1 43.8 41.8 -2.9 173.8 27.7 109.3 50.9 63.7…
A: (a) The objective is to find the correlation coefficient.
Q: Here is a sample data set. 190.2 194.8 203.2 211.6 217.4 234.7 246.7 277.3 287.5 293.4 321.7 326.5…
A: Given Information: Sample data: (a) To find the minimum for this data set: Minimum or smallest…
Q: Here is a data set (n = 117) that has been sorted. 58.1 62.6 62.9 64 64.5 64.6 64.6 66 67.6 67.8…
A: From the provided information, Number of observations (n) = 117 The provided data set is in…
Q: Here is a data set (n=117) that has been sorted. 22.2 25.3 27 28.2 29.5 30 31.5 31.6 31.8 32.1 32.2…
A: Introduction A percentile shows how a score compares with the other scores from the same data set.
Q: Here is a data set (n=117n=117) that has been sorted. 26.4 26.4 28.6 29.4 31.8 32.6 32.7 32.7 32.9…
A: Given, N=117 As the data are sorted. k=75 The position of the 75th percentile is obtained as-…
Q: The following bivariate data set contains an outlier. x y 25.3 205.2 43.1 1.7 0.9 98.5 12.8 286.1…
A: Solution. First we will calculate outlier
Q: Here is a bivariate data set. x y 99.4 18.4 96.3 37.4 79 54.2 49.6 38.6 72 -66.4 60.9 234.6 88.4…
A: Given data, X Y X*Y X*X Y*Y 99.4 18.4 1828.96 9880.36 338.56 96.3 37.4 3601.62 9273.69…
Q: 4) The table shows, for the years 1997–2012, the mean hourly wage for residents of the town of Pity…
A: Consider, mean hourly wages are denoted by X and mean weekly rent by Y.The provided data can be…
Q: Here is a bivariate data set. x y 34.4 71.1 41.8 48 31.5 80.6 27.6 87.2 37.5 52 31.1 81.7 30.3 71.1…
A: Given data, X Y X*Y X*X Y*Y 34.4 71.1 2445.84 1183.36 5055.21 41.8 48 2006.4 1747.24 2304…
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- Here is a bivariate data set. y 54.7 71.7 56 32.8 82.5 79.6 49.7 25.4 73.2 88.1 71.4 78.7 81.1 85.8 39.7 26.5 Find the correlation coefficient and report it accurate to three decimal places. r =Calculate the coefficient of skewness for the data referring to 50 students. 173.5 171.4 178.2 165.7 180.0 174.6 176.0 168.5 180.1 165.9169.0 175.4 176.5 164.0 167.5 158.4 168.0 172.8 172.5 173.2170.5 180.5 171.8 184.3 178.5 172.0 174.5 173.0 176.3 186.4167.5 165.7 165.0 178.0 177.5 181.0 179.5 174.6 173.2 172.9170.5 181.3 160.6 168.5 170.0 171.0 176.5 178.9 180.0 169.0Here is a bivariate data set. y 30.4 1.4 28.5 37.7 34.4 46.8 47.9 29.8 23.3 6.3 46.3 32.9 56.6 64.6 42.1 35.1 39.7 41.4 58.5 69.9 Find the correlation coefficient and report it accurate to three decimal places. r =
- Here is a sample data set that appears to be nearly normal (as suggested by the histogram). 85.4 63.6 85.7 85.6 92.4 89.8 84.2 82.2 88 76.5 87.6 79 61.4 88.6 89.4 95 96.4 76.3 92.4 79.8 82.2 86.5 76.7 90.7 85.4 94 75.8 79.8 92.4 74.3 65 81.4 75.5 76.7 76.5 84.2 78.6 82.9 84.7 74.9 84 91.2 84.4 68.2 76 75.8 74.6 77.3 79.8 69.2 82.9 74.6 71.7 76.7 80 82.2 91.8 74.9 72.7 74.8 84 80.6 67.6 71.7 79.6 81.2 78.2 83.7 82.2 71.4 What is the mean of this data set? (Report answer using the rules suggested in class: 1 more d.p. than the data.)M=What is the standard deviation of this data set? (Report answer using the rules suggested in class: 2 more d.p. than the data.)SD=Here is a data set (n = 117) that has been sorted. 20.5 22.6 24.5 25 25.2 26 26.6 27 27.8 28.5 28.5 29 29.3 28 31.1 31.2 31.6 30.9 31.1 31.8 32 32.4 32.5 32.6 32.8 32.8 33.5 33.9 34.1 34.7 35.5 35.6 35.9 36 36 36.2 36.3 36.3 36.4 36.5 36.5 36.5 37.5 37.6 38.6 39 38 38.3 38.3 38.3 38.4 39.1 39.2 39.7 39.8 41 41.4 41.5 41.5 42 42.1 42.3 42.3 42.5 42.9 44.3 44.5 44.6 44.7 44.8 46.7 46.9 47 48.2 48.5 51.5 52.1 43 43.2 51.3 52.6 54.1 54.9 Find the 57th-Percentile: = 26.7 26.8 30.1 30.6 32.1 32.3 33.9 34.1 36 36.1 36.9 37.2 38.5 38.5 40.8 41 40 42.1 42.2 42.3 43.2 43.7 43.9 46.1 46.2 46.3 50.9 51 55.7 65.9 45 50.3 50.4 55Here is a bivariate data set. x y 20.9 34.2 31.4 144.9 44.3 84.7 55.4 79.8 58.9 50.8 68.7 -74.4 39.5 117.7 58.7 -117.6 71.6 -74.3 23.1 109 36.6 79.9 54.4 -33 62.2 -121 78.5 -81.9 77.8 -16.1 56.4 -103.7 This data can be downloaded as a *.csv file with this link: Download CSVFind the correlation coefficient and report it accurate to three decimal places.r = What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.R² = %
- Here is a bivariate data set in which you believe y to be the response variable. x y 57.3 72.6 45.4 53.7 42.4 59.5 49.3 61.2 146.9 66.9 31.7 38.4 43.7 54.3 49.9 64.2 32.5 48.5 40.4 56.5 Make a scatter plot of this data. Which point is an outlier?(Enter as an ordered pair.)Find the regression equation for the data set without the outlier. (Enter as an equation in slope-intercept form with parameters rounded to three decimal places.)Find the regression equation for the data set with the outlier. (Enter as an equation in slope-intercept form with parameters rounded to three decimal places.)Here is a bivariate data set in which you believe y to be the response variable. xx yy 38.8 62.7 37.3 60.4 32.9 65.5 48.8 58.7 37.8 62.6 40 61.2 34.8 65.1 35.2 68.5 43.3 61 -18 90.3 44.8 59.7 47.3 61.2 49.5 61.5 31.8 68.6 30.2 73 35.6 70.1 41.4 60.3 48.7 59.2 21 71.1 28 67.5 47.2 58.6 51 59.5 29.9 66.8 Make a scatter plot of this data. Which point appears to be an outlier?(Enter as an ordered pair.)5)
- Here is a bivariate data set. x y 77.8 -13.6 62.8 -123.2 27.7 110.2 29.9 106.7 35.9 77.1 26.8 177.2 42.1 -135.4 54.6 -59.1 53.1 118.9 40.8 81.1 42.1 24.5 49.9 -41.1 17 73.5 45.1 213.1 28.4 -111.4 64.5 16.7 59 116.9 59.6 -91.7 52.9 35.2 60.5 -10.3 Find the correlation coefficient and report it accurate to three decimal places. r =Suppose the data represent the inches of rainfall in April for a certain city over the course of 20 years. 0.16 1.78 3.76 5.42 D 5.72 6.14 6.49 Determine the quartiles. 0.61 1.05 1.28 1.43 2. 18 3.86 2.41 4.32 2.82 4.72 3.28 4.96 6.81 What are the quartiles? (Round to three decimal places as needed.) Enter your answer in the answer box and then click Check Answer. 2 parts remaining Check Answer Clear All 441 A OH A * 2/27/20 P Type here to search Panasonic Prise Systo F8 F9 F1 F11 Lock F5 F6 F7 F4 %23 4 1 A1 2 47 (4 15) TabHere is a bivariate data set. x y 74 50.9 60.7 56.8 75 62.4 81.5 46.6 61.5 45.6 62.9 59.7 71.9 47.9 66.5 60.4 65.8 52.3 47.2 45.6 64.8 66.1 75.1 63.5 72.2 49.3 69.2 50.9 59.7 45.8 62.1 59 Find the correlation coefficient and report it accurate to three decimal places.r = What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.R² = %