Dr. Linda Stern and her colleagues recruited 132 obese adults at the Philadelphia Veterans Affairs Medical Center in Pennsylvania. Half the participants were randomly assigned to a low-carbohydrate diet and the other half to a low-fat diet. Researchers measured each participant's change in weight and cholesterol level after six months and again after one year. In the experiment described above, the i were 132 obese adults at the Philadelphia Veterans Affairs Medical Center in Pennsylvania. The experiment consisted of two; groups, one requiring a low-carb diet and the other a low-fat diet. The being studied is the type of diet each participant follow, either low-carb or low-fat. The; | being measured at the end of the study is each participant's change in weight and cholesterol level. This experiment has no since all of the participants are given a diet to follow and none are allowed to continue to eat as they wish or follow a balanced eating routine. Each participant's daily exercise routine, sleep habits, weight-loss or cholesterol controlling medication were controlled to eliminate a :: treatment : population : explanatory variable :: inference : response variable :: control group : confounding variable :: experimental units
Dr. Linda Stern and her colleagues recruited 132 obese adults at the Philadelphia Veterans Affairs Medical Center in Pennsylvania. Half the participants were randomly assigned to a low-carbohydrate diet and the other half to a low-fat diet. Researchers measured each participant's change in weight and cholesterol level after six months and again after one year. In the experiment described above, the i were 132 obese adults at the Philadelphia Veterans Affairs Medical Center in Pennsylvania. The experiment consisted of two; groups, one requiring a low-carb diet and the other a low-fat diet. The being studied is the type of diet each participant follow, either low-carb or low-fat. The; | being measured at the end of the study is each participant's change in weight and cholesterol level. This experiment has no since all of the participants are given a diet to follow and none are allowed to continue to eat as they wish or follow a balanced eating routine. Each participant's daily exercise routine, sleep habits, weight-loss or cholesterol controlling medication were controlled to eliminate a :: treatment : population : explanatory variable :: inference : response variable :: control group : confounding variable :: experimental units
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
Related questions
Question
Transcribed Image Text:Dr. Linda Stern and her colleagues recruited 132 obese adults at the Philadelphia Veterans Affairs Medical Center in Pennsylvania. Half the participants were
randomly assigned to a low-carbohydrate diet and the other half to a low-fat diet. Researchers measured each participant's change in weight and cholesterol level
after six months and again after one year.
In the experiment described above, the
were 132 obese adults at the Philadelphia Veterans Affairs Medical Center in Pennsylvania. The
experiment consisted of two i
groups, one requiring a low-carb diet and the other a low-fat diet. The:
being studied is the type of
diet each participant follow, either low-carb or low-fat. The
i being measured at the end of the study is each participant's change in weight and
cholesterol level. This experiment has no
since all of the participants are given a diet to follow and none are allowed to continue to eat as they wish
or follow a balanced eating routine. Each participant's daily exercise routine, sleep habits, weight-loss or cholesterol controlling medication were controlled to eliminate
a!
:: treatment
:: population
:: explanatory variable
:: inference
: response variable
:: control group
:: confounding variable
:: experimental units
Transcribed Image Text:To learn about the effectiveness of a new gum developed to help people quit smoking, 100 people were given the new gum and subjects rated their craving
levels after a week of use.
Observational Study
O Experiment
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