Determine Whether the Given Description Corresponds to

question 80

Multiple Choice

Determine whether the given description corresponds to
-A clinic gives a drug to a group of ten patients and a placebo to another group of ten patients to find out if the drug has an effect on the patients' illness.

• A) Experiment
• B) Observational study

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Definitions:

Linear Regression Equation

A mathematical equation that describes the linear relationship between two or more variables, typically one dependent and one or more independent variables.

Slope

The rate of change in one variable relative to a change in another variable, often used in the context of linear regression.

Intercept

The value of the dependent variable when all independent variables are zero in a regression model.

Y-Intercept

The point where a line crosses the y-axis of a graph, representing the value of y when x equals zero.