# Introduction to Probability

**Question 1 out of 3.**

Select all that apply. Probability can be thought of as:

symmetrical outcomes

relative frequencies

subjective

**Question 2 out of 3.**

The paper says there is an 80% chance of rain today, so you plan indoor activities. Then it doesn't rain. Was the forecast wrong?

yes

no

**Question 3 out of 3.**

Most probabilities we will deal with in psychology are zero or one.

true

false