You randomly choose one of the pens shown. What is the theoretical probability of choosing a black pen? A drawing shows 2 blue pens, 2 black pens, and 1 red pen.

The theoretical probability is
PLS HURRY!

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form

Fiona has to plot a histogram of the given data

A. the following events are mutually exclusive: living in california and watching american idol. true or false b. the number of patients seen by an outpatient practice is an example of a discrete random variable. true or false c.the law of large numbers states that as the number of times an event experiment is conducted increases, the likelihood of the actual probability of an event approaching the theoretical probability decreases. true or false d. measuring the time it takes for patients to enter the operating room is an example of a continuous random variable. true or false