Review and answer the following questions on pages 322 and 323 in Chapter 8 of your textbook: Regress the defects with respect to months before the initiative was taken to improve quality. Repeat the process after the initiative was taken place. Do a model building for the employ retention data. Fit an appropriate model to identify the relationship between production time and samples. You can find the data in the worksheet engines in the database. Summarize the results in a formal report