Question 1
A pitching machine throws 70% strikes and 30% balls. Five pitches will be thrown by the machine.
What is the probability that the machine will throw five balls?
◦ 0.3
5◦

◦ 0.3 + 0.3 + 0.3 + 0.3 + 0.3
◦ 0.3
4 × 0.7
◦ none of these
Question 2
A pitching machine throws 70% strikes and 30% balls. Five pitches will be thrown by the machine.
What is the probability the machine will throw one ball and four strikes?
◦ 0.3 + 4 × 0.7
◦ 0.3 × 0.7
4◦ 5 × 0.3 × 0.7
4◦

◦ none of these