Use the frequency table. Find the probability that a person goes to the movies at least 8 times a month. Round to the nearest thousandth.

(90+145+235) / 689

470/689

0.682

You could have found it even easier if you know that P (A) = 1-P (B), then you would calculate the probability of going less than 2 times and subtract that value from 1 ...

1 - (219/689)

(689-219) / 689

470/689

0.682