SCENARIO 2-18 The Stem-And-Leaf Display Below Shows the Result of a Survey

question 6

True/False

SCENARIO 2-18
The stem-and-leaf display below shows the result of a survey on 50 students on their satisfaction with their school with the higher scores represent higher level of satisfaction.

-Referring to Scenario 2-18,if a student is randomly selected,his/her most likely level of satisfaction will be in the 70s among the 40s,50s,60s,70s,80s and 90s.

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Definitions:

Founder Effect

A genetic phenomenon that occurs when a new population is established by a very small number of individuals, leading to a reduction in genetic variation.

Genetic Flow

The transfer of genetic material between populations of the same species or between different species, leading to changes in genetic makeup.

Genetic Drift

A mechanism of evolution involving random fluctuations in the frequency of alleles within a population, which can cause genetic variation to decrease over time.

Bottleneck

A sudden decrease in a population size caused by adverse environmental factors; may result in genetic drift; also called genetic bottleneck or population bottleneck.