Review chapter Flashcards by Max Eustance Brougham | Brainscape

Q

what is a random variable?

A

Variable who’s value cannot be predicted exactly

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Whats a discrete random variable?

A

Random variable that falls within a specific set of values

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

what is an expected value of a discrete random variable?

A

weighted average of all possible values

How well did you know this?

1

Not at all

2

3

4

5

Perfectly