Question

A spinner has 6 sectors numbered 1 to 6. The table shows the probability that the dial will land on each sector after a spin.

What is the expected value of a single spin?

Answer 1

3.70

Explanation:

(1)(.12)+(2)(.17)+(3)(.17)+(4)(.17)+(5)(.17)+(6)(.20) = 3.70