I the Statistical Technique Used to Test the Equality of Three

question 49

Multiple Choice

i. The statistical technique used to test the equality of three or more population means is called analysis of variance (ANOVA) . ii. To employ ANOVA, the populations need not have equal standard deviations.
iii. To employ ANOVA, the populations being studied must be approximately normally distributed.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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Definitions:

Economic Growth

An increase in the production of goods and services in an economy over a period of time, typically measured by the rise in GDP.

Measured

Evaluated or quantified using specific criteria or instruments, often used for performance or dimensional assessments.

Per Capita

A measure that divides a statistical quantity by the population who shares it, commonly used to express economic data in relation to people.

GDPs

Gross Domestic Products; the total monetary value of all goods and services produced within a country's borders in a specific time period, serving as a broad indicator of economic health.