Mathematics

Mathematics, 06.11.2019 20:31, domjuan1456

Asurvey of a random sample of 1,500 young americans found that 87% had earned their high school diploma. based on these results, the 95% confidence interval for the proportion of young americans who have earned their high school diploma is (0.853,0.887) what is the margin of error for this confidence interval?
a. 0.95
b. 0.017
c. 0.034
d. 0.87

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Mathematics, 19.07.2019 21:10, dadnapper

Asurvey of a random sample of 1,500 young americans found that 87% had earned their high school diploma. based on these results, the 95% confidence interval for the proportion of young americans who have earned their high school diploma is (0.853,0.887) what is the margin of error for this confidence interval?

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A2011 gallup poll found that 76% of americans believe that high achieving high school students should be recruited to become teachers. this poll was based on a random sample of 1002 americans. find a 90% confidence interval for the proportion of americans who would agree with this. interpret your interval in this context. explain what “90% confidence” means. do these data refute a pundit’s claim that 2 / 3 of americans believe this statement? explain.

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Mathematics, 14.08.2019 08:20, Ariannamorales5355

A2011 gallup poll found that 76% of americans believe that high achieving high school students should be recruited to become teachers. this poll was based on a random sample of 1002 americans. find a 90% confidence interval for the proportion of americans who would agree with this. interpret your interval in this context. explain what “90% confidence” means. do these data refute a pundit’s claim that 2 / 3 of americans believe this statement? explain.

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