In Order to Ensure That Experimental and Control Groups Are

question 8

Multiple Choice

In order to ensure that experimental and control groups are similar before the experiment begins,social scientists sometimes:

• A)pair subjects who are identical on relevant variables and assign one to the control group and one to the experimental group.
• B)create groups that are equivalent in terms of their averages on some relevant variables.
• C)randomly assign subjects to the experimental and control groups.
• D)match subjects on relevant variables.
• E)engage in activities mentioned in all of these choices.

---

Definitions:

Discretionary Policy

Refers to economic strategies and actions, such as changes in tax rates or government spending, opted by the government to manage the economy.

Passive Approach

An investment strategy that involves minimal buying and selling actions, typically focused on long-term investment in index funds and other diversified holdings.

Expansionary Monetary Policy

A policy by central banks to increase the money supply and decrease interest rates to stimulate economic growth.

Real Output

The measure of goods and services produced by an economy, adjusted for inflation or deflation, showing true growth or contraction.