When Evolution Works to Effect a Change in a Population

question 22

Multiple Choice

When evolution works to effect a change in a population, it is engaged in __________.

• A) stabilizing selection
• B) the inheritance of acquired characteristics
• C) gene flow
• D) directional selection

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Definitions:

Standard Error

An estimate of the standard deviation of the sampling distribution of a statistic, often used in inferential statistics.

Sample Size

The number of observations or data points collected in a sample, which can influence the reliability and validity of statistical analyses.

Observed Z Value

The Z Score calculated based on sample data, representing the number of standard deviations a data point is from the mean.

Sample Mean

The average value of a sample set of numbers, calculated by summing all the observations and dividing by the number of observations in the sample.