Genetic Variations in Natural Populations Develop Due to

question 13

Multiple Choice

Genetic variations in natural populations develop due to

• A) environmental catastrophes.
• B) individual activities.
• C) changes in the environment.
• D) changes in diet.
• E) random mutations of the DNA.

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Definitions:

Test Statistic

A value calculated from sample data that is used in a hypothesis test to make a decision about the null hypothesis.

Sample Data

Data collected from a subset of a population, used to make inferences or predictions about the larger group.

Population Variance

A measure of the dispersion or spread of a set of data points in a population, calculated by taking the average of the squared differences from the mean.

Critical Value

A threshold or boundary in hypothesis testing that defines the cutoff between the rejection or non-rejection of the null hypothesis.