Labor negotiators estimate that 30 percent of all major contract negotiations result in a strike. during the next year, 15 major contracts must be negotiated. determine the following binomial probabilities- you must use the formula for part (a) and you can use the binomial probabilities table for parts (b) and (c).
(a) two strikes
(b) at least 10 strikes
(c) between 6 and 8 strikes