. A market research study is being conducted to determine if a product modification will be well received by the public. A total of 1,000 consumers are questioned regarding this product. The table below provides information regarding this sample.

	Positive Reaction	Neutral Reaction	Negative Reaction
Male	240	60	100
Female	260	220	120

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a) What is the probability of selecting someone who had a negative reaction to the product modification?

b) What is the probability of selecting a male who had a positive reaction to the product modification?

c) What is the probability of selecting someone who had a negative reaction to the product modification, given that the person chosen is male?

d) What is the probability of selecting a female, given that the person chosen had a positive reaction to the product modification?