How Does the World Bank Classify Countries

question 20

Multiple Choice

How does the World Bank classify countries?

• A) By region and income
• B) By acronyms of country clusters, such as CARBS, CIVETS, and MINTS
• C) By dominant political party
• D) By size of population

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Definitions:

Placebo Effect

A phenomenon where a person experiences a beneficial effect from a treatment due to their expectations, rather than from the treatment itself.

Positive Expectations

The anticipation or belief that one will experience positive outcomes in the future.

Placebo Effects

Positive changes in a patient's condition following a treatment that has no therapeutic effect, due to the patient's belief in the treatment.

Double-blind Procedure

An experimental method where neither the participants nor the experimenters know who is receiving a particular treatment.