Thank you

Below is a residual plot for a regression line. Is a linear model appropriate to summarize the relationship between the response and explanatory variables? 6 - . o o I o 4 ' . C _. . 2* o . 7% a ' ' - o ' 33 0 '.l"_"_"'. _. O a _2_. o o . o o .. o . c- o . q. -4- I. o '1Ti_iT_ D 5 10 15 20 25 30' 0 Yes, but the residual plot contains one or more outliers which should be investigated. 0 No, the residual plot shows there is no relationship between the two variables. 0 Yes, but the points in the residual plot form a megaphone shaped pattern, so caution is needed when doing further analysis. 0 No, the residual plot shows a curved pattern. 0 Yes, the points in the residual plot appear to be randomly scattered with nothing of interest. Below is a residual plot for a regression line. Is a linear model appropriate to summarize the relationship between the response and explanatory variables? Residual 0 Yes, the points in the residual plot appear to be randomly scattered with nothing of interest. 0 Yes, but the residual plot contains one or more outliers which should be investigated. 0 Yes, but the points in the residual plot form a megaphone shaped pattern, so caution is needed when doing further analysis. 0 No, the residual plot shows there is no relationship between the response and explanatory variables. 0 No, the residual plot shows a curved pattern. Below is a residual plot for a regression line. Is a linear model appropriate to summarize the relationship between the response and explanatory variables? 1.5 0.5 0 Yes, but the residual plot contains one or more outliers which should be investigated. 0 Yes, but the points in the residual plot form a megaphone shaped pattern, so caution is needed when doing further analysis. 0 No, the residual plot shows there is no relationship between the response and explanatory variables. 0 Yes, the points in the residual plot appear to be randomly scattered with nothing of interest. 0 No, the residual plot shows a curved pattern. Below is a residual plot for a regression line. Is a linear model appropriate to summarize the relationship between the response and explanatory variables? 3 ' o . . I I 2 o. o . . .0 1 ' '. I o o . o .. 0 0 o ' o o . g 0 O I I o 15 20 25 30 O No, the residual plot shows a curved pattern. 0 Yes, the points in the residual plot appear to be randomly scattered with nothing of interest. 0 No, the residual plot shows there is no relationship between the response and explanatory variables. 0 Yes, but the residual plot contains one or more outliers which should be investigated. 0 Yes, but the points in the residual plot form a megaphone shaped pattern, so caution is needed when doing further analysis