Question: The Centers for Disease Control and Prevention (CDC) released study data showing the nation's narcotic drugs overdose rate was 16.3 per 100,000 people in
The Centers for Disease Control and Prevention (CDC) released study data showing the nation's narcotic drugs overdose rate was 16.3 per 100,000 people in 2015 This is more than 2.5 times the 1999 rate. The age group with the highest rate of deaths was those aged 45 to 54. Heroin caused more overdoses than any other drug Would you consider this study an observational study or an experiment? This study was an experiment because the CDC decided which group participants would be assigned to. This study was an observational study because the CDC modified the environment first, then collected representative samples 04 Ob Oe 04 This study was an experiment because participants could select whether to take the drugs or not This study was an observational study because the environment was not modified, the CDC would have the ability to obtain representative samples from the population
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