2 Chapter 2Figure 2.1 (a)–(d) Different kinds of association between sale price and flo...Figure 2.2 Scatterplot showing the simple linear regression model for the ho...Figure 2.3 Linear equation for the simple linear regression model.Figure 2.4 Illustration of the least squares criterion for the simple linear...Figure 2.5 Simple linear regression model fitted to sample data for the home...Figure 2.6 How well does the model fit each dataset?Figure 2.7 Interpretation of the regression standard error for simple linear...Figure 2.8 Measures of variation used to derive the coefficient of determina...Figure 2.9 Examples of values for a variety of scatterplots.Figure 2.10 Examples of correlation values and corresponding values for a ...Figure 2.11 Simple linear regression model fitted to hypothetical population...Figure 2.12 Illustration of the sampling distribution of the slope for the s...Figure 2.13 Scatterplot illustrating random error probability distributions....Figure 2.14 Examples of residual plots for which the four simple linear regr...Figure 2.15 Examples of residual plots for which the four simple linear regr...Figure 2.16 Examples of histograms of residuals for which the normality regr...Figure 2.17 Examples of QQ‐plots of residuals for which the normality regres...Figure 2.18 Simple linear regression model for the home prices–floor size ex...Figure 2.19 Scatterplot illustrating confidence intervals for the mean, , a...Figure 2.20 Scatterplot of standing height (in cm) and upper arm length ...Figure 2.21 Residual plot for the body measurements example.Figure 2.22 Histogram and QQ‐plot of residuals for the body measurements exa...Figure 2.23 Scatterplot of versus for the body measurements example with...Figure 2.242.24 Examples of residual plots for Problem 14.Figure 2.252.25 Examples of QQ‐plots for Problem 14.
3 Chapter 3Figure 3.1 Multiple linear regression model with two predictors fitted to a ...Figure 3.2 Scatterplot matrix for the home prices example.Figure 3.3 Scatterplot of simulated data with low correlation between and Figure 3.4 Scatterplot of simulated data with high correlation between and...Figure 3.5 Relationships between critical values, significance levels, test ...Figure 3.6 Scatterplot of simulated data with low correlation between and Figure 3.7 Scatterplot matrix for simulated data with high correlation betwe...Figure 3.8 Residual plots for the MLRA example, with model in (a) and mode...Figure 3.9 Model residual plots for the MLRA example. Moving across each p...Figure 3.10 Histogram and QQ‐plot of the model residuals for the MLRA exam...
4 Chapter 4Figure 4.1 Scatterplot of versus for the TV commercial example with fitt...Figure 4.2 Scatterplot of versus for the TV commercial example with fitt...Figure 4.3 Predictor effect plot of versus for the TV commercial example...Figure 4.4 Histograms of (a) and (b) for the TV commercial dataset.Figure 4.5 Histograms of (a) and (b) for a simulated dataset.Figure 4.6 Scatterplot of versus for the home prices–age example with fi...Figure 4.7 Scatterplot of versus for the cars example with a fitted line...Figure 4.8 Scatterplot of versus for the cars example with a fitted line...Figure 4.9 Predictor effect plot of versus for the cars example.Figure 4.10 Scatterplot of versus for the work experience example with a...Figure 4.11 Scatterplot of versus for the work experience example with a...Figure 4.12 Scatterplot of versus