Math 108 7B Prep Quiz

One in 100 tennis balls produced at a factory is defective. If you randomly select five tennis balls, what is the probability that at least one will be defective?

1 - 0.995^5

You roll two dice twice. Based on the probabilities shown in Table 7.3 (in the text), what is the probability that you'll get a sum of 3 on the first roll and a sum of 4 on the second roll?

2/36 x 3/36

A box of candy contains five dark chocolates and five white chocolates. If you pick randomly and eat each candy after choosing it, what is the probability of choosing three dark chocolates in a row?

5/10 x 4/9 x 3/8

The rule P(A and B) = P(A) X P(B) holds

only if an outcome of A on one trial does not affect the probability of an outcome of B on the next

The events of being born on a Wednesday and being born in July are

overlapping