In a Recent Semester at a Local University, 490 Students

question 81

Multiple Choice

In a recent semester at a local university, 490 students enrolled in both General Chemistry and Calculus I. Of these students, 83 received an A in general chemistry, 86
Received an A in calculus, and 33 received an A in both general chemistry and calculus.
Find the probability that a randomly chosen student did not receive an A in general chemistry.

• A) 0.831
• B) 0.763
• C) 0.169
• D) 0.824

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Definitions:

Isolated

Being separated from others, either physically or socially, resulting in a lack of contact or interaction.

Demographic Bottleneck

A sharp reduction in the size of a population due to environmental events or human activities, leading to a decrease in genetic diversity and potential survival challenges for the population.

Genetic Drift

A mechanism of evolution that involves random fluctuations in the frequencies of alleles (variations of a gene) in a population, particularly in small populations.