1. Provide the following information regarding outliers.
a. What is the definition of an outlier?
b. Are outliers indicators of errors in the data?
c. Can outliers sometimes be errors?
d. Give an example of outliers that represent erroneous data.
e. Give an example of outliers that are not errors.
2. What is logistic regression? How is it different from ordinary linear regression? How is it similar to ordinary linear regression?