The table below shows the results of a survey that asked 1028 adults from a certain country if they favored or opposed a tax to fund education. Support Oppose Unsure Total Males 154 318 5 477 Females 228 294 29 551 Total 382 612 34 1028 A person is selected at random from the sample. Complete parts (a) through (c). (Answers must be in fractional form) a) Find the probability that the person opposed the tax or is unsure. (3 points) b) Find the probability that the person supports the tax or is male. (4 points) c) Find the probability that the person is not unsure or is female. (5 points)
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There are 612 people who opposed the tax and 34 who are unsure. So, there are a total of 612 + 34 = 646 people who either opposed the tax or are unsure. Since there are 1028 people in total, the probability is: P(opposed or unsure) = \frac{646}{1028} Show more…
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