Weekly deliveries from supplier A are late 7% of the time. Weekly deliveries from supplier B are late 3% of the time. Two percent of the time, both deliveries are late. According to these numbers
a. If supplier A’s delivery is late, how likely is it that supplier B’s delivery is late as well?
b. Given that B’s delivery is late, how likely is it that A’s delivery is late?
c. Are the two events statistically independent?