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Refer to the data set of 20 randomly selected presidents given below. treat the data as a sample and find the proportion of presidents who were taller than their opponents. use that result to construct a 95% confidence interval estimate of the population percentage. based on the result, does it appear that greater height is an advantage for presidential candidates? why or why not?
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The reflexive property of congruence lets you say that ∠pqr ≅
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In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?
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Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.
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