Description
Like a lot of people, Miu has had trouble learning regression analysis. But with new motivation in the form of a handsome but shy customer and the help of her brilliant caf© coworker Risa, she s determined to master it. Follow along with Miu and Risa in The Manga Guide to Regression Analysis as they calculate the effect of temperature on iced tea orders, predict bakery revenues, and work out the probability of cake sales with simple, multiple, and logistic regression analysis. You ll get a refresher in basic concepts like matrix equations, inverse functions, logarithms, and differentiation before diving into the hard stuff. Learn how to: Calculate the regression equation Check the accuracy of your equation with the correlation coefficient Perform hypothesis tests and analysis of variance, and calculate confidence intervals Make predictions using odds ratios and prediction intervals Verify the validity of your analysis with diagnostic checks Perform chi-squared tests and F-tests