Introduction to Probability

Question 1 out of 3.
Select all that apply. Probability can be thought of as:

 symmetrical outcomes

 relative frequencies


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?



Question 3 out of 3.
Most probabilities we will deal with in psychology are zero or one.