Mathematics, 27.10.2020 07:30 jetblackcap
The distribution of height for a certain population of women is approximately normal with mean 65 inches and
standard deviation 3.5 inches. Consider two different random samples taken from the population, one of size 5
and one of size 85.
Which of the following is true about the sampling distributions of the sample mean for the two sample sizes?
Answers: 2
Mathematics, 21.06.2019 17:30
Which of the following is correct interpretation of the expression -4+13
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Mathematics, 22.06.2019 02:30
Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias
Answers: 2
The distribution of height for a certain population of women is approximately normal with mean 65 in...
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