Problem 2BSC

Independent and Dependent Events Are events R and D from Exercise independent or dependent? Explain.

Exercise

Notation Let R be the event of randomly selecting a senator and getting a Republican, and let Drepresent the event of randomly selecting a second different senator and getting a Democrat. Use words to describe what the notation P (D | R) represents.

Solution 2BSC

Event R is the event of randomly selecting a senator and getting Republican, and D represents the event of randomly selecting a second different senator and getting a Democrat. Events R and D are dependent because sample is selected without replacement.