A Particular Subdivision Has 20 Homes

question 11

Multiple Choice

A particular subdivision has 20 homes. The number of people living in each of these homes is listed as follows: Which of the following statements is true when comparing a random sample of size three homes selected from the population to a random sample of size 6 homes selected from the population?

• A) The amount of sampling error that will exist between the sample mean and the population mean will be half for the larger sample.
• B) The most extreme negative sampling error between and μ is reduced by about 0.167 person.
• C) We can expect that the larger sample will produce more sampling error due to the potential to make coding errors.
• D) The sampling error that will result from the smaller sample will be less than what we would see from the larger sample.

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Definitions:

Speciation

Origin of new species due to the evolutionary process of descent with modification.

Genetic Drift

A mechanism of evolution that involves random changes in the frequency of alleles within a population over time.

Allele

Alternative form of a gene; alleles occur at the same locus on homologous chromosomes.

Bottleneck Effect

A sharp reduction in the size of a population due to environmental events or human activities, leading to a loss of genetic variation.