The Following Table Shows the Number of Students Who Did

question 124

Multiple Choice

The following table shows the number of students who did not attend statistics class over the 30 class meetings last semester. What is the expected number of absent students per class for the next semester?

• A) 2.123
• B) 1.800
• C) 1.965
• D) 1.246

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Definitions:

Stabilizing Selection

A type of natural selection that favors the average individuals in a population and reduces variation around the mean phenotype.

Gene Pool

All the alleles of all the genes in a population; a pool of genetic resources.

Bottleneck Effect

A sharp reduction in the size of a population due to environmental events or human activities, resulting in a decrease in genetic diversity.

Gene Pool

The complete set of unique genes within a population or species, constituting the genetic diversity that can be passed through reproduction.