In an experiment a six-sided die is rolled a number of times. the results are shown below.
number rolled number of times rolled
1 4
2 8
3 4
4 7
5 6
6 8
based on these results, what is the experimental probability of rolling either a 4 or 5?
a.
13/33
b.
7/37
c.
13/29
d.
13/37