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 71.4 1.3 46 26.3 51.8 9.8 68.2 12.2 67.6 -5.4 42.5 23.1 75.9 -29.7 55.8 14.2 33.1 77.2 46.1 33.1 43.5 36 42.4 33.8 63.1 7.7 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: What is the correlation coefficient with the outlier? What is the correlation coefficient without…

A: The sums are, x y x2 y2 xy 76.2 83.2 5806.44 6922.24 6339.84 77.9 -940.7 6068.41 884916.49…

Q: Modern medical practice tells us not to encourage babies to become too fat. Is there a positive…

A: Obtain the values of x, y, b, and the equation of the least-squares line. The value of x is obtained…

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: The following bivariate data set contains an outlier. y 44.9 89.6 43.4 1383 33.1 -1384.8 34.4…

A: The data is given as:   x y 44.9 89.6 43.4 1383 33.1 -1384.8 34.4 -2298.2 47.6 -339.5…

Q: 2. Anxiety level and average grade of selected grade 11 students. Anxiety level 2 3 5 7 GPA 95 92 91…

A: The scatter plot can be obtained using EXCEL software. Enter the values of English in column A and…

Q: Here is a bivariate data set. y 53.4 78.8 59.5 54.6 56.7 70 56.1 65 58.7 46.9 52.2 86.7 66 48.5 71.6…

A: Procedure: Enter the data in the SPSS sheet. select the data then go to the analyze option. Select…

Q: Here is a bivariate data set. y 37.7 -4.1 21.9 -16.3 41.7 111 26.1 -23.6 36.4 117.1 36.9 56.2 15…

A: Given: The data points of random variable x and y are given. The sample mean of x is given as:…

Q: The department of transportation’s study on driving speed and miles per gallon for midsize…

A: Given, The data set is: Speed (Miles per Hour) Miles per gallon 30 28 50 25 40 25 55 23…

Q: Modern medical practice tells us not to encourage babies to become too fat. Is there a positive…

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

Q: * Find the mean of the difference between the paired data entries in the dependent samples.() Before…

A:

Q: A researcher is trying to determine if there is a significant relationship between age and annual…

A: ANOVA: Analysis of variance is used to test the difference between more than two means.   Mean: It…

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. 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: 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: 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: ..v.p.v.v.

A: Step 1  Let's break down the steps to determine the correlation coefficient, p-value, and the final…

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: . For which data set is the sample correlation coefficient r closest to 0? B. Which data set has an…

A:

Q: The following bivariate data set contains an outlier. X 93.3 85.7 -955.4 86.8 -125.2 69 -1679.8 99.1…

A: From given data we have :

Q: A. The range of Northview HS is greater than the range of East Valley HS. B. The range of East…

A: Here given the histogram Firstly make frequenCy  distribution and the  find the range and mean of…

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: 2. The following data is from a sample of a group of women and men who worked out at the gym 3 times…

A:

Q: Mean 1 = 17, SD 1=7.89 Mean 2= 89, SD 2= 6.69 R = -0.84 What is the proportion of variance shared…

A: Obtain the value of the correlation. The value of the correlation is obtained below as follows: From…

Q: Find the coefficient of determination

A: The coefficient of determination = r2

Q: ID Alcohol Tobacco 01 02 6.47 4.03 3.76 6.13 03 6.19 3.77 04 4.89 3.34 05 06 5.63 3.47 4.52 2.92 07…

A: The scatter plot is

Q: The following bivariate data set contains an outlier. y 61.5 -49.2 74.4 189.1 84. 156.4 71.3 60.1…

A: Solution

Q: (b) Levenes Test was applied to the data that is summarized in the boxplots. This produced a P-value…

A: We test the null hypothesis Ho:μDecaf=μcaf Tested against the alternative hypothesis…

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…

Q: The following bivariate data set contains an outlier. x y 33.3 -236 48 2775.5 35.8 113.6 37.2…

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