i. Identify the independent and the dependent variables.(5 marks)ii. Determine the linear regression model.(3 marks)iii. At 5% level of significance, is there any relationship between car buying decisionand reliability of brand, fuel economy, price of vehicle and safety? Perform anappropriate analysis (8marks)

Table 4 (24 marks) b. An automotive manufacturer was interested to make a research on what are the factors that influence consumer in making decision to buy vehicle. Among the predictors, the reliability of brand, fuel economy, price of the vehicle and safety are the factors in choosing a vehicle to buy. The data collected from respondents and the results are as shown in Figure 1. ANOVA Model Sum of Squares df Mean Square F Sig Regression 22.801 4 5.700 26.589 000 Residual 31.514 147 214 Total 54.315 151 Model Summary Model R R Square Adjusted R Square Std. Error of the Estimate 648a 420 404 46316 Coefficients Unstandardized Coefficients Standardized Coefficients Model B Std. Error Beta Sig Constant) .777 369 2.104 037 Reliability of Brand 207 097 166 2.146 034 Fuel Economy .146 1 15 096 1.269 207 Price of Vehicle 330 086 344 3.839 000 Safety 226 109 192 2.069 040