Mathematics, 27.11.2019 20:31, chanelle16
An article in the chicago tribune† reported that in a poll of residents of the chicago suburbs, 43% felt that their financial situation had improved during the past year. the following statement is from the article: "the findings of this tribune poll are based on interviews with 930 randomly selected suburban residents. the sample included suburban cook county plus dupage, kane, lake, mchenry, and will counties. in a sample of this size, one can say with 95% certainty that results will differ by no more than 3% from results obtained if all residents had been included in the poll." comment on this statement. give a statistical argument to justify the claim that the estimate of 43% is within 3% of the true proportion of residents who feel that their financial situation has improved. (round your answers to three decimal places.) the bound on error for a 95% confidence interval with the given sample proportion of and given sample size of is , which is approximately 3%, as stated.
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Mathematics, 21.06.2019 14:00, jennywarmJones
Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?
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Mathematics, 21.06.2019 17:40, JessicaSontay8841
Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =
Answers: 2
Mathematics, 21.06.2019 20:00, offensiveneedle
1: 4 if the wew 35 surfboards at the beach how many were short boards?
Answers: 1
An article in the chicago tribune† reported that in a poll of residents of the chicago suburbs, 43%...
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