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Simple Random Sampling Has Been Used to Obtain a Sample

question 41

Essay

Simple random sampling has been used to obtain a sample of 81 elements from a population of size 500. The sample mean is 120, and the sample standard deviation is determined to be 36.
a.Estimate the standard error of the mean.
b.Develop an approximate 95% confidence interval for the population mean.
c.Estimate the population total.
d.Develop an approximate 95% confidence interval for the population total.


Definitions:

Conditioned Stimulus

A neutral stimulus that, after it's combined with an unconditioned stimulus, results in triggering a conditioned response over time.

Stimulus Generalization

A learning process in which responses to a specific stimulus are elicited by similar stimuli.

Stimulus Discrimination

The ability to differentiate between similar stimuli and respond differently based on past learning.

2nd Order Conditioning

A form of conditioning in which a stimulus that becomes a conditioned stimulus is used to condition a second stimulus.

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