A study was carried out to determine if different diet plans (A, B, C) have effect on amount of weight loss for Asian men after 1 month. The response variable is 0 region where the man originates from O diet plan 0 amount of weight loss 0 month An investigation is conducted to find out if taxis of different colour (red, yellow and blue] will be involved in different number of accidents in a year. The factor variable is 6) number of accidents in a year 0 year 0 colour of taxi O taxi company An investigation is conducted to find out if taxis of different colour (red, yellow and blue) will be involved in different number of accidents in a year. The number of levels is O insufficient information given Question 1 (1 point) Given the residual plot here: i,\" - Which one of the following is the best conclusion based on the residual plot? 0 The fitted regression line overestimates the data. 0 The fitted regression line underestimates the data. 0 It is not appropriate to fit a straight line to these data since there is clearly no correlation. O The data are not normally distributed. Andrei-h Question 2 (2 points) The relationship between number of beers consumed (x) and blood alcohol content (y, in percentage) was studied in 16 male college students by using least-squares regression. The following regression equation was obtained from this study: A y = 0. 0127 + 0. 01802: E The explanatory variable is 1. number of beers consumed For every one unit increase in number of beers 2. blood alcohol content consumed (x), the blood alcohol content (y, in percentage) willincrease by 3- 0-0180% 4. 0.0127