statistics
posted by anonymous .
can a placebo be an explanatory variable?

statistics 
MathGuru
Yes.
Respond to this Question
Similar Questions

Statistics
In a study to determine if you can predict stock price based on PE ratio, what is the response variable and what is the explanatory variable? 
statistics
I want to examine the relationship between gas mileage of cars and the engine size ( displacement in cubic inches). The explanatory variable is? 
statistics
I want to examine the relationship between gas mileage of cars and the engine size ( displacement in cubic inches). The explanatory variable is? 
statistics
Is another name for an explanatory variable an independent variable? 
Psychology
A psychologist is performing an experiment involving a controlled group and an experimental group. With the experimental group, the psychologist is giving a placebo and labeling it as caffeine pill. The control group receives a caffeine … 
Can someone help with this?
A psychologist is performing an experiment involving a controlled group and an experimental group. With the experimental group, the psychologist is giving a placebo and labeling it as caffeine pill. The control group receives a caffeine … 
math
People who eat losts of fruits and vegetables have lower rates of colon cancer than those who eat little of these foods. Fruits and vegetables are rich in antioxidants such as vitamins A, C, and E. Will taking antioxidants help prevent … 
math
Will taking antioxidants help prevent colon cancer? 
Statistics
Given a study of 9804 overweight or obese subjects with preexisting cardiovascular disease and/or type 2 diabetes. Subjects randomly assigned to subitramine (4906 subjects) or a placebo (4898 subjects) in a doubleblind fashion. Primary … 
Statistics
The manufacturer of Sleepeze has asked you to test the effectiveness of the drug. You decide to test the effectiveness using the drug and a placebo. You select a select a group of 500 subjects and randomly assign them to either the …