split train set and test set build prediction model and use AIC, ROC, lift curve to assess it.

Use R for simple data preprocessing

Bars; coca-cola

Multiple linear regression analysis of Starbucks sales

Simple multiple linear regression and visual analysis (relationship between oil consumption and temperature insulation thickness)

Statistic Bootcamp course The first day's assignment was focused on the simple application of R: analyzing data information, creating and transforming vectors, dataframe, matrices, and simple transformations of data types.