An Experimental Psychologist Is Interested in Whether the Color of an Animal's

question 29

Multiple Choice

An experimental psychologist is interested in whether the color of an animal's surroundings affects learning rate. He tests 16 rats in a box with colorful wallpaper. The average rat (of this strain) can learn to run this type of maze in a box without any special coloring in an average of 25 trials, with a variance of 64, and a normal distribution. The mean number of trials to learn the maze, for the rats tested with the colorful wallpaper, is 11.
-The shape of the distribution of means

• A)will be rectangular.
• B)will be flatter than a normal curve.
• C)will be approximately normal.
• D)cannot be determined from the information given.

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Definitions:

Chromosome

A structure composed of DNA and proteins found in the nucleus of most living cells, carrying genetic information in the form of genes.

Next Generation Sequencing

A method for precisely sequencing DNA and RNA much more rapidly and cheaply than older techniques, allowing for detailed genetic analysis.

Genome Wide Association

A study approach that involves scanning complete sets of DNA, or genomes, of many people to find genetic variations associated with a particular disease or trait.

Linkage Analysis

A genetic research method that helps in locating genes associated with inherited diseases.