Suppose That a Realtor Is Interested in Comparing the Price

question 11

Short Answer

Suppose that a realtor is interested in comparing the price of midrange homes in two cities in a midwestern state. She conducts a small survey in the two cities, looking at the price of midrange homes. Assume equal population variances.
Calculate the pooled estimate of σ² (rounded to nearest hundred).

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Definitions:

Allele

A variation that makes a gene different in some way from other genes for the same characteristics. Many genes never vary; others have several possible alleles.

Gene

A unit of heredity made up of DNA that is located on a chromosome and can influence physical or behavioral traits, and can be passed from one generation to the next.

Chromosome

Structures within cells that contain DNA and carry genetic information responsible for determining the traits of an organism.

Microbiome

The collective genome of the microbes (composed of bacteria, bacteriophage, fungi, protozoa, and viruses) that live inside and on the human body.