Here 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 = %

Q: The following bivariate data set contains an outlier. x y 108.4 4170.3 83.2 1105.2 95.4 -1398.9 58.3…

A: To see the outlier we create scatter plot of the given data set.  We represents the values of X on X…

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: Here is a bivariate data set in which you believe y to be the response variable. X y 75 22.7 87.9…

A: Given :

Q: 1. English and Science grades of five science club officers. English grade 80 80 85 Science grade 80…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: Select a scatter plot of the given data. 4% 6% 8% 10% 12% 14% t 28.01 18.85 14.27 11.53 9.69 8.38 90…

A: Table of data is given. The aim is to select the correct scatter plot.

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 bivariate data set in which you believe y to be the response variable. y 61.3 38 56.3 38.3…

A: Scatter plot: Excel Procedure: Enter x and y in Excel>Data>Data Analysis>…

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: 10.0 7.7 Figure 4 Answer the following questions. The same response may be the correct answer for…

A: a) Since, graph A shows the curvilinear relationship between the two variables. So, in dataset A…

Q: The side-by-side dotplot below displays the arm spans, in centimeters, for two classes. Which…

A: Stem and leaf is the graphical representation of the data. Here we divide the data into two parts…

Q: The following bivariate data set contains an outlier. (Round answers to three decimal places) X y…

A: Calculation of correlation coefficient.

Q: 1. Please sort the data set below from low score to high score. 2. X 45-49 1 21 18 27 1 0-4 1 f 49 1…

A: Given data set is,Here, total frequency N = 25

Q: The following bivariate data set contains an outlier. x y 17.8 -175 26.8 356.7 33.9 353.1 32.2 23.5…

A: The independent variable is x and the dependent variable is y. We have to find the correlation…

Q: a. What is the value of the slope of the least-squares regression line for these data? Round your…

A: Answer: For the given data,

Q: The following bivariate data set contains an outlier. y 76.2 234.4 69.3 -354.6 41.9 -16.1 65.6…

A: lets make a table in excel to calculate the following data a) with the outlier

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: Certified 344 276 257 334 267 164 222 343 212 175 211 311 209 188           Trainee 222 342 178 234…

A: Data represents time for both (Certified and trainee) mechanics .  The calculated sample means are…

Q: The following bivariate data set contains an outlier. y 72.9 -216.8 58.5 -32.6 63.4 501.5 56.3…

A: Correlation: By correlation we mean the association or interdependence between two variables. If two…

Q: The following bivariate data set contains an outlier. x y 77.4 103.8 83 -11.8 74.3 1265.9 68.7…

A: Correlation: Correlation a measure which indicates the “go-togetherness” of two data sets. It can be…

Q: Mouse weights. Find the mean and median for the data in the following table. Interval 41.5 - 43.5…

A: To find: Mean and median

Q: The following bivariate data set contains an outlier. x y 58.2 2259.1 64.9 1059.8 43.1 -646.2 56.5…

A: With outlier  Use the given data to form the excel table:   X Y X*Y X*X Y*Y   58.2…

Q: Here is a bivariate data set. x y 21.6 164.5 37.7 136.7 28.2 96.7 10.8 -19.5 21.8 33.5 47.3 134.1…

A: The bivariate data set is given.

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: Hello, Consider, a researcher wants to identify the relationship between the height and weight of…

A: We want to find the regression line and scatter plot.

Q: The following bivariate data set contains an outlier. 78.6 -232.7 77.5 325.7 77.1 -81.2 74.4 -66.6…

A: Solution Correlation coefficient with outlier? So rw = -0.007

Q: Here is a bivariate data set. y 26.3 69.6 71.6 91.9

A: Given information, x y x^2 y^2 xy 26.3 69.6 691.69 4844.16 1830.48 71.6 91.9 5126.56 8445.61…

Q: Frequency 344.7 389.1 394.3 411.8 412.1 431.9 433.5 445 447.4 452.3 465.4 466 469.2 469.2 469.2…

A: In the question, data is provided. The question's purpose is to determine the first and third…

Q: Here is a bivariate data set. X y 60.4 16.7 59.3 -28.7 29.2 110.3 36.2 -12.5 22.5 13.4 31.5 103.6…

A: Solution-: We want to find correlation coefficient =?

Q: On a textile process the weight of roll is given on pounds. For the following data construct a…

A: We have given the weight of the roll during a textile process as…

Q: Find the coefficient of determination

A: The coefficient of determination = r2

Q: The following bivariate data set contains an outlier. y 69.5 -15.5 63.5 -653.4 72.1 -3212.9 94.2…

A: Correlation coefficient : Correlation coefficient  is used to measures strength of the association…

Q: Based on the information, what is the cumulative relative frequency for the 50.2% - 59.7% change in…

A: It is given that Cumulative frequency for class 50.2-59.7 is = 45 Total frequency = 50

Q: B) Are these data normally distributed? Use any approach you want but explain why you think this is…

A: We have given that the data set of size 20. Mean = 10.85 Median = 11.02 Mode = 11.02 Range =…

Q: Here is a bivariate data set. y 42.1 32.6 70.4 53.1 42.9 68 59 -115.1 52.8 123.6 72.2 14.1 79.5…

A: I will excel formula "=CORREL()" to solve this problem.…

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: 75 22.7 87.9 -17.6 54.3 22.8 58.5 42.6 53.6 71.4 -188.9 67.9 55.7 63.2 26.4 72.5 83.4 -14.4 47.2…

A: The scatter plot is   The point (-188.9, 67.9) is an outlier as it lies far away from the other…

Q: Please help me answer this, I have pasted the data set below.   0.8 2.1 4.0 0.3 0.1 0.2 0.5 0.7…

A: Here the given data are…

Q: Two companies produce widgets of varying quality. An important measure of quality is the number of…

A: The question is about hypothesis testing.Given :No. of observations under " company 1 " ( n1 ) =…

Q: The following set of data represents the number of orders filled by a national-chain restaurant…

A: data in accending order 61,66,67,67,68,73,74,75,75,75,82,85,86,89n = 14

Q: Here is a bivariate data set. 39 73.3 47.5 166.3 48 88.7 57.9 81.5 76.4 66.8 70.2 -37 70.4 58.5

A: Given data,   X Y X*Y X*X Y*Y 39 73.3 2858.7 1521 5372.89 47.5 166.3 7899.25 2256.25 27655.69…