Use the given data to find the equation of the regression line. Examine the scatterplot and identify a characteristic of the data that is ignored by the regression line.x 117131074137127.895y 7.59 6.64 13.32 6.78148.935.835.448.056.35.94OA.OB.O C.OD.Ay25+2025+25-25+2020Q2015:15315:15101055001010:520OO55-5-0-0:00 5 10 15 20 2500 5 10 15 20 250 5 10 15 20 25Find the equation of the regression line.ŷ=0+0xy=(Round the y-intercept two decimal places as needed. Round the slope to three decimal places as needed.)Identify a characteristic of the data that is ignored by the regression line.OA. There is no characteristic of the data that is ignored by the regression line.OB. The data has a pattern that is not a straight line.OC. There is an influential point that strongly affects the graph of the regression line.OD. There is no trend in the data.AyQ***AуOOAy05 10 15 20 25see ssee ssee se88.376.585.8

Answered: Image /qna-images/answer/05486d19-1dde-4d45-a39e-c975f53ee6b9.jpg

Answered: x 11 7 12 14 7 y 7.59 6.64 7.89 8.93…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section: Chapter Questions

Problem 6SGR

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Use the given data to find the equation of the regression line. Round the final values to three significant digits, if necessary. Managers rate employees according to job performance and attitude. The results for several randomly selected employees are given below. Performance Attitute59 7263 6765 7869 8258 7577 8776 9269 8370 8764 78 A. y=11.7+1.02x B. y=2.81+1.35x C. y=−47.3+2.02x D. y=92.3−0.669x
Sarah is the office manager for a group of financial advisors who provide financial services for individual clients. She would like to investigate whether a relationship exists between the number of presentations made to prospective clients in a month and the number of new clients per month. The following table shows the number of presentations and corresponding new clients for a random sample of six employees. Employee Presentations New Clients 1 7 2 2 9 3 3 9 4 4 10 3 5 11 5 6 12 3 Sarah would like to use simple regression analysis to estimate the number of new clients per month based on the number of presentations made by the employee per month. The expected number of new clients per month for an employee who made 10 presentations per month is ________. 2.3982 1.6753 3.0521 3.4348
Use the given data to find the equation of the regression line. Examine the scatterplot and identify a characteristic of the data that is ignored by the regression line. x 6 5 11 4 9 10 7 12 8 3 13 y 7.16 5.68 9.28 3.84 9.50 9.56 8.30 8.64 9.08 1.64 7.64
A random sample of ten professional athletes produced the following data where x is the number of endorsements the player has and y is the amount of money made (in millions of dollars). x y x y 0 2 5 12 3 8 4 9 2 7 3 9 1 3 0 3 5 13 4 10 Draw a scatter plot of the data. Use regression to find the equation for the line of best fit. Draw the line of best fit on the scatter plot. What is the slope of the line of best fit? What does it represent? What is the y-intercept of the line of best fit? What does it represent? What does an r value of zero mean?
A random sample of 11 students produced the following data, where x is the hours spent per month playing video games, and y is the first-semester grade (out of a maximum of 80 points). The data are presented below in the table of values. x y 12 80 16 41 20 67 21 51 23 49 24 57 26 70 30 78 30 54 32 39 33 42 What is the equation of the regression line? Select the correct answer below: yˆ=−0.677x+24.3 yˆ=14.673x+24.3 yˆ=14.673x+73.5 yˆ=−0.677x+73.5
A specialist in hospital administration stated that no. of employees in a hospital can be estimated by counting the no. of beds in the hospital .A health care researcher decided to develop a regression model in an attempt to predict the number of employees of a hospital by the no. of beds . 12 hospitals were surveyed and obtained following data. No of Beds. Employees 23 69 29 95 29 102 35 118 42 126 46 125 50 138 54 178 64 156 66 184 76 176 78 225 After obtaining the regression model and interpret it accordingly based on your understanding. Explain the…
If the standard error of the estimate for a regression model fitted to a large number of paired observations is 1.75, approximately 95% of the residuals would lie within ______. −3.50 and +3.50 −1.75 and +1.75 −0.95 and +0.95 −0.68 and +0.68 −0.97 and +0.97
Bill is the office manager for a group of financial advisors who provide financial services for individual clients. She would like to investigate whether a relationship exists between the number of presentations made to prospective clients in a month and the number of new clients per month. The following table shows the number of presentations and corresponding new clients for a random sample of six employees. Employee Presentations New Clients 1 2 1 2 8 2 3 9 4 4 10 3 5 11 5 6 12 6 Bill would like to use simple regression analysis to estimate the number of new clients per month based on the number of presentations made by the employee per month. The average number of new clients per month for an employee who made 20 presentations per month is ________. 5.02 5.45 3.43 8.69

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