Mathematics

Mathematics, 17.10.2019 17:00, devontemiles8868

What is the value of n in the proportion below n/28 = 4/7

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Mathematics, 22.06.2019 19:10, josephrosanne18

In a poll of registered voters nationwide, 43% of those polled blamed oil companies the most for the recent increase in gasoline prices. the margin of error for this poll is 2.4%. what does this represent? a. the sample proportion likely falls within 2.4% of the population proportion. b. the sampling distribution of the sample proportion has a standard deviation equal to 0.024. c. the sample proportion likely falls within 2.4% of the population proportion, which is between 0.406 and 0.454. d. all of these are representative. e. the population proportion is between 0.406 and 0.454.

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Mathematics, 05.07.2019 20:20, jacky852

Which concept below is not a main idea of estimating a population proportion? choose the correct answer below. a. knowing the sample size necessary to estimate a population proportion is important. b. we can use a sample proportion to construct a confidence interval to estimate the true value of a population proportion. c. using a sample statistic to estimate the population proportion is utilizing descriptive statistics. d. the sample proportion is the best point estimate of the population proportion.

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Mathematics, 25.07.2019 06:00, fseftrwer2522

Which statement explains how to find 75% of 108? answer choices set up the proportion 75108=x/100 set up the proportion 75100=x/108 set up the proportion 75100=108/x set up the proportion 108100=x/75

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