Kayleigh has a spinner with sections labeled A‒E. All sections are the same size. She spins it 20 times with outcomes as follows:
Outcome
Number of Times
A
4
B
4
C
5
D
5
E
2
a) Find the theoretical probability that the spinner lands on A or E.
b) Find the experimental probability that the spinner lands on A or E.
c) Explain why the probabilities are different.