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A Random Sample of 64 Items Is Selected from a Population

question 59

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A random sample of 64 items is selected from a population of 400 items.The sample mean is 200. The population standard deviation is 48.From this data,a 90% confidence interval to estimate the population mean can be computed as _______.


Definitions:

Discrimination

Unjust or prejudicial treatment of individuals based on characteristics such as race, age, or sex.

Observational Learning

A learning process through which behavior is acquired by watching and imitating others.

Unconditioned Response

An automatic, natural reaction to a stimulus that occurs without prior conditioning or learning.

Shaping

A method of training by which successive approximations toward a desired behavior are reinforced.

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