From the given output, for x = 12:
y = 118.80432 + 2.1765497*12
y = 144.92
Hence,
Residual = 149.25 - 144.92 = 4.33
How much does it cost to commute to work? How does distance of your commute relate...
Question 9 How much does it cost to commute to work? How does distance of your commute relate to your fuel usage? Data were collected on distance between a person's home and primary work location (distance) and the person's monthly expenditures on gasoline for their vehicle (gas) for 17 individuals. The regression analysis is given below. One of the 17 individuals in the sample lived 15 miles from work and spent $150.25 on gas. What is this individual's residual value?...
A used car salesman wants to explain car price ($1,000s) using car age (years). A sample of midsized sedans was obtained. The output from a simple linear regression on the data is below. Parameter Estimate Std. Err. DF T-Stat P-value Intercept 17.370 1.448 8 11.31 0.000 Slope - 1.2283 0.2130 8 -5.77 0.001 Analysis of variance table for regression model: Source DF SS MS F-stat P-value Model 1 138.79 138.79 33.26 0.001 Error 8 29.21 4.17 Total 9 168.00 S...
Use the following for question 8 to 10. Silicon-germanium alloys have been used in certain types of solar cells. Researchers investigated how germanium (Ge) concentration affected the Fermi level position (eV). Assume all observations are independent. We have the following results. Simple linear regression results Dependent Variable : Fermi level Independent Variable : Ge Fermi level = 0.721786 - 0.43268475 Ge Sample size : 13 R (correlation coefficient) = -0.073757327 R-sq = 0.80156604 Estimate of error standard deviation = 0.073757327...
How long does it take to commute from home to work? It depends on several factors, including route, traffic, and time of departure. The data below are results (in minutes) from a random sample of eight trips. 27 38 30 42 24 37 30 39 a. What is the sample mean and the sample standard deviation s? (Use Desmos.) Round your answers to the nearest tenth. b. Use these data to create a 95% confidence interval for the population mean time of the commute. Round your final answers...
Question 9 5 pts Major League Baseball Games The following scatter plot shows the number of home runs versus the number of attendance (in 1000 people) for some randomly selected games. Attendance and Runs for 11 Baseball Games. 6 8 10 Runs 2 4 O 20 30 40 -50 Attandance x1000) The following shows the output generated by a software for the least-square regression line using this data: Simple linear regression results: Runs - 1.020 +0.1590 Attendance Sample size: 11...
how do you work these problems out? A production plant cost-control engineer is responsible for cost reduction. One of the costly items in his plant is the amount of water used by the production facilities each month. He decided to investigate water usage by collecting seventeen observations on his plant's water usage and other variables. Variable Description Temperature Average monthly temperate (F) Production Amount of production (pounds) Days Number of plant operating days in the month Persons Number of persons...
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What can predict how much a motion picture will make? The statistics computed below use data from a number of recent releases that includes the USGross (in S), the Budget ($), the Run Time (minutes), and the average number of stars awarded by reviewers. Complete parts a and b below. 囲 Click the icon to view a subsample of data on recent movie releases. l Click the icon to view the regression statistics. a) What is the R2 for this...
Using your simple linear regression model, what is the value for the slope for this regression model? Take a Test-Mohammad (2) Exploring bivariatenu x+ Nick James . YouTube × Co https://www.mathxl.com/Student/PlayerTest.aspx?tesA 11 □ Bunnings Canvas晏Fisher Library Study dates Other bookmarks 21 BUSS1020 Quantitative Business Analysis Nurullah | 5/30/19 4:13 AM Test: Assignment 2 This Question: 1 pt 6 af 20 This Test: 20 pts possible A national restaurant chain is composed of 6500 restaurants, sach of which is located in...
QUESTİON CHANGED : --> How much work does the gravitational force do on the block as the block travels from point P to point Q? A small block of mass m = 33 g can slide along the frictionless loop-the-loop, with loop radius R = 16 cm. The block is released from rest at point P, at height h = 5.0R above the bottom of the loop. If the gravitational potential energy of the block-Earth system is taken to be...