A market research study is being conducted to determine if a product modification will be well received by the public. A total of 910 consumers are questioned regarding this product. The table below provides information regarding this sample.

_______Positive Reaction.....Neutral Reaction.....Negative Reaction

Male............190....................70......... .................110

Female..........210...................200......... ................130

(a) What is the probability that a randomly selected male would find this change unfavorable (negative)?

(b) What is the probability that a randomly selected person would be a female who had a positive reaction?

(c) If it is known that a person had a negative reaction to the study, what is the probability that the person is male?