For questions 15 17, given a piece of information about a study, identify the an

Question

For questions 15 17, given a piece of information about a study, identify the answer that would make the stud;y the most reliable 15. A sample of a population of 16' An error range at 95% 17. A study was done on the size 5950 was taken to conduct a study of the population. Which of these sample sizes would make the study the most reliable? confidence was calculated for a study. The error range being which of these would make the study the most reliable? health consequences of smoking. Which of these companies or organizations would be likely to produce the most reliable study? Answer Choices: Answer Choices 66% ( 15%) 79% ( 5%) 53% ( 25%) 40% ( 35%) Answer Choices: A cigarette company 59 595 An association of tobacco farmers A scientific research organization A smokers' advocacy group

Explanation / Answer

15.

595 is the correct answer

As high as the sample size, reliability increases.

16.

79( +-) 5% is the right answer because of 95% confidence interval, error wil be (100-95)%

17.

A smokers' advocacy group because their sole work is the same. They are the people designed to these kind of tasks

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