Mathematics, 11.10.2019 04:30 RKennedy3654
Apoll asked the question, "what do you think is the most important problem facing this country today? " twenty percent of the respondents answered "crime and violence." the margin of sampling error was plus or minus 2 percentage points. following the convention that the margin of error is based on a 95% confidence interval, find a 95% confidence interval for the percentage of the population that would respond "crime and violence" to the question asked by the pollsters.
Answers: 1
Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 8 = -6x a. –7.12, 1.12 b. 7.12, –1.12 c. 7.12, 1.12 d. –7.12, –1.12
Answers: 2
Mathematics, 21.06.2019 23:10
Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?
Answers: 3
Apoll asked the question, "what do you think is the most important problem facing this country today...
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