Question: 14. Sources of data In the following table, indicate whether the researcher in the scenario is collecting experimental data or observational data. Experimental Observational Scenario

14. Sources of data In the following table, indicate whether the researcher in the scenario is collecting experimental data or observational data. Experimental Observational Scenario Data Data A medical doctor randomly assigns individuals into two groups, giving one group a new drug to reduce O 0 blood pressure and the other group a placebo, in order to study the effects of the new drug. An economist uses survey data from the Bureau of Labor Statistics to study the relationship between 0 0 age and annual salary. An oncologist randomly assigns rats into two groups, giving one group a new drug intended to ght 0 0 cancer and giving the other group a placebo, in order to study the effects of the new drug

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