The Amount of Material Used in Making a Custom Sail

question 143

Essay

The amount of material used in making a custom sail for a sailboat is normally distributed.For a random sample of 15 sails,you find that the mean amount of material is 912 square feet,with a standard deviation of 64 square feet.Develop a 99% confidence interval for the population mean amount of material used in a custom sail.

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Definitions:

Variable-Ratio

A reinforcement schedule in which a response is reinforced after an unpredictable number of responses, leading to high and steady response rates.

Latent Learning

Learning that occurs without reinforcement but is not demonstrated until there is an incentive to perform.

Shaping

A method of training by which successive approximations toward a target behavior are reinforced, used especially in behavior therapy.

Law Of Effect

A principle in psychology that suggests behaviors are more likely to recur if followed by positive outcomes and less likely if followed by negative outcomes.