Mathematics, 22.06.2019 23:00 Chandler1Gaming
Suppose that a survey about voting was conducted of 45 randomly selected individuals from gainesville. the respondents were asked if they planned on voting in the next election. thirty-five people said that they did plan on voting. which of the following statements correctly describes how the confidence interval for the population proportion of people that plan on voting in the next election? a. there are not 15 successes and 15 failures. a confidence interval can not be done. b. there are not 15 successes and 15 failures. a confidence interval can be computed by adding 2 successes and 2 failures. c. there are at least 15 successes and 15 failures. a large sample confidence interval for the population proportion can be computed (phat +/- z * sqrt(p*(1-p)/n) with no additional values added. d. there are not 15 successes and 15 failures. a confidence interval can be computed by adding 4 successes and 5 failures
Answers: 2
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Mathematics, 21.06.2019 16:20
The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%
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Mathematics, 21.06.2019 19:00
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Which of the following is the result of expanding the series
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Suppose that a survey about voting was conducted of 45 randomly selected individuals from gainesvill...
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