3)
Statistical output for this problem is,
The 95% confidence interval for slope is,(-0.481 , 1.797)
Question 3 1.25 pts The table below shows the number of cars sold last month by...
the table below shows the number of cars sold last month by seven employees at concord motors and thier numbers of year of sales experience experience /sales 1 experience sales 1 8 2 6 2 7 4 14 5 9 6 13 8 10 a regression model is fitted to predict the dependent variable using the independent variable. the model is, y=6.94+0.66x. use the model and predict the y value at x=6 b) what is the error of prediction in...
table shows the number of cars sold last month by seven employees at a car dealership and their number o regression analysis to estimate monthly car sales using the number of years of sales experience. What is the total sum of squares for this sample? EEE Click the icon to view the number of cars sold O A 7083 OB, 5371 C.8350 O D. 63.33
16 of 0 2 complete) This T The table below shows the number of cars sold per month last year and the number of years of sales experience for six randomly selected employees of Concord Motors Experience years) Sales number of cars) 8 2 16 4 14 5 15 7 25 31 O A. 13 OB. 14 OC. 15 OD. 16 O E. None of the above Find the equation of the least squares regression line and use it to...
The following table shows the number of cars sold last month by six dealers at Centreville Nissan dealership and their number of years of sales experience. Years of Experience Sales 1 7 2 9 2 9 4 8 5 14 8 14 Management would like to use simple regression analysis to estimate monthly car sales using the number of years of sales experience. The standard error of the estimate is equal to ________. Multiple Choice 2.60 5.00 2.84 1.84
car ded analysis etermind The accompanying table shows the number of cars sold last month by seven employees at a car dealership and their number of years of sales experience Management would like to use simple regression analysis to estimate monthly car sales using the number of years of sales experience. Which one of the following statements describes the results of the hypothesis test that population correlation coefficient is greater than zero, using 0.05? Click the icon to view the...
SUMMARY OUTPUT Confidence Interval Estimate and Prediction Interval Data ression Statistics Confidence Level 95% Multiple R R Square Adjusted R Square Standard Error Observations 0.9035 iven vaue iven value Sa ED1 given value ED2 given value 400 1.7353 ANOVA Predicted Y (YHat) 11.37451 sS Significance F 4.0112E-07 MS For Average Predicted Y (YHat) Regression Residual Total Interval Half Width Confidence Interval Lower Limit Confidence Interval U 1.867459 9.507054 13.24197 60.23 327.84 24 r Limit We were unable to transcribe this...
13)-19) A company analyst is interested in the relationship between number of cars sold per month (in 1,000s) and three independent variables: price per gallon of gasoline (X1=Gas, in $), the prevailing interest rate for car loans (x2=Interest, in %), and the car model (x3=model, with X3=1, the car is standard; and X3=0, if the car is luxury). He took a sample of 50 observations and obtained the following output: Coefficients Standard Errort Stat P-value Intercept 96.0744 10.0080 5.60 0.0001...
QUESTION 15 13)-19) A company analyst is interested in the relationship between number of cars sold per month (in 1,000s)) and three independent variables: price per gallon of gasoline (X1-Gas, in $), the prevailing interest rate for car loans (2-Interest, in %), and the car model (x3 model, with X3=1, if the car is standard, and X3.0, if the car is luxury). He took a sample of 50 observations and obtained the following output: Coefficients Standard Errort Stat P-value Intercept...
QUESTION 16 13)-19) A company analyst is interested in the relationship between number of cars sold per month (in 1,000s) and three independent variables: price per gallon of gasoline (X1=Gas, in $), the prevailing interest rate for car loans (X2=Interest, in %), and the car model (X3=model, with X3=1, if the car is standard; and X3=0, if the car is luxury). He took a sample of 50 observations and obtained the following output: Coefficients Standard Errort Stat P-value Intercept 96.0744...
QUESTION 17 13)-19) A company analyst is interested in the relationship between number of cars sold per month (in 1.000s)) and three independent variables: price per gallon of gasoline (X1-Gas, in $), the prevailing interest rate for car loans (x2-Interest, in %), and the car model (X3=model, with X3-1, if the car is standard, and X3-0, if the car is luxury). He took a sample of 50 observations and obtained the following output: Coefficients Standard Errort Stat P-value Intercept 96.0744...