Another term for co-occurrence grouping is market-basket analysis.

Which of the following is NOT a way of inserting a new code chunk into an RMarkdown document?

Say whether the following is an example of a classification task or a regression task:

Predict how long it will be until an employee looks for another job, based on the employee's level of seniority, salary, department and distance of his/her commute from home.

Which one of the following is NOT an example of a supervised learning problem?

Typing **italic** in RMarkdown will cause the text to be rendered in italics.

YAML stands for "You Ain't Machine Learning"

In unsupervised learning there is no target variable.

Classification and class probability estimation are very closely related.

For supervised learning, the value of the target variable is known when the model is used for making predictions.

A .csv file is a text file with a comma used as delimiter.