Which statement is true?
a. correlation or association proves causation.
b. causation r...
Mathematics, 17.07.2019 22:20 felipe9086
Which statement is true?
a. correlation or association proves causation.
b. causation requires either correlation or association, c. causation can exist without correlation or association.
d. all correlations indicate causal links.
e. if there is correlation, then there is causation. me!
Answers: 2
Mathematics, 22.06.2019 00:30, mitchellmarquite
Ahovercraft takes off from a platform. its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48 what is the maximum height that the hovercraft will reach?
Answers: 3
Mathematics, 22.06.2019 02:30, GreenHerbz206
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
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