Exhibit 3-3 A Researcher Has Collected the Following Sample Data. the Mean

question 71

Multiple Choice

Exhibit 3-3
A researcher has collected the following sample data. The mean of the sample is 5.
3 5 12 3 2
-Refer to Exhibit 3-3. The variance is

• A)80
• B)4.062
• C)13.2
• D)16.5

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Definitions:

Demographers

Specialists who study population dynamics, including birth rates, death rates, and migration patterns.

Expense Of Raising

The cost associated with generating funds or capital for a project, business, or investment.

Market Basket

A collection of goods and services used as a constant representative sample for measuring inflation or the cost of living.

Commodity Price Index

An index that measures the overall direction of commodity prices over time, typically involving agricultural products, metals, and energy goods.