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2. Does the herb Echinacea help the common cold? A study investigated the impact of echinacea vs. a standard cold medication on cold symptoms. Each subject in the study chose to take either the echinacea or a standard cold medication in capsule fom After taking the capsule for one week, the subjects then reported to the researchers the status of their cold symptoms. The researchers subsequently reported that there was no statistically significant difference in the duration of the cold between these groups. Identify the type of study. a) Cluster sample b) Social acceptability bias c) Experiment d) Observational study

2. Does the herb Echinacea help the common cold? A study investigated the impact of echinacea vs. a standard cold medication on cold symptoms. Each subject in the study chose to take either the echinacea or a standard cold medication in capsule fom After taking the capsule for one week, the subjects then reported to the researchers the status of their cold symptoms. The researchers subsequently reported that there was no statistically significant difference in the duration of the cold between these groups. Identify the type of study. a) Cluster sample b) Social acceptability bias c) Experiment d) Observational study

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 8E
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2. Does the herb Echinacea help the common cold? A study investigated the impact of echinacea vs. a standard cold medication on cold symptoms. Each subject in the study chose to take either the echinacea or a standard cold medication in capsule fom After taking the capsule for one week, the subjects then reported to the researchers the status of their cold symptoms. The researchers subsequently reported that there was no statistically significant difference in the duration of the cold between these groups. Identify the type of study. a) Cluster sample b) Social acceptability bias c) Experiment d) Observational study
Transcribed Image Text:2. Does the herb Echinacea help the common cold? A study investigated the impact of echinacea vs. a standard cold medication on cold symptoms. Each subject in the study chose to take either the echinacea or a standard cold medication in capsule fom After taking the capsule for one week, the subjects then reported to the researchers the status of their cold symptoms. The researchers subsequently reported that there was no statistically significant difference in the duration of the cold between these groups. Identify the type of study. a) Cluster sample b) Social acceptability bias c) Experiment d) Observational study
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