Consider the Relative Frequency Distribution Given There Were 60 Numbers in the Data Set

question 110

Multiple Choice

Consider the relative frequency distribution given $$\begin{array} { l c } \text { Class Interval } & \text { Relative Frequency } \\\text { 20-under } 40 & 0.2 \\40 \text {-under } 60 & 0.3 \\60 \text {-under } 80 & 0.4 \\\text { 80-under } 100 & 0.1\end{array}$$
There were 60 numbers in the data set.How many numbers were in the interval 20-under 40?

• A)12
• B)20
• C)40
• D)10
• E)15

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Definitions:

Evolutionary Sociology

An approach within sociology that uses evolutionary theory to understand the development and variations of social structures, practices, and institutions over time.

Darwinian Sociology

An approach in sociology that applies the principles of Darwin's theory of natural selection to the study of social behavior and structures.

Evolutionary Psychology

A relabelled form of sociobiology that argues that Darwinian inheritance can explain contemporary human behaviour.

Darwinian Psychology

A theoretical perspective that applies the principles of evolution, such as natural selection, to understand the development of human behavior and psychological traits.