Exhibit 10-5 The Following Information Was Obtained from Matched Samples

question 9

Multiple Choice

Exhibit 10-5
The following information was obtained from matched samples.
-Refer to Exhibit 10-5. The 95% confidence interval for the difference between the two population means is

• A)-3.776 to 1.776
• B)-2.776 to 2.776
• C)-1.776 to 2.776
• D)0 to 3.776

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Definitions:

Disruptive Selection

An evolutionary process that favors individuals at both extremes of a phenotypic range over those with intermediate phenotypes, leading to a split in the population.

Neutral Traits

Genetic traits that do not provide any selective advantage or disadvantage, thus not subject to natural selection.

Variation Range

The difference between the highest and lowest values in a set of data, measuring the spread or dispersion of the data points.

Exaptation

A trait that becomes used for an entirely new purpose during evolution.