A Sample of 16 Students Showed That the Variance in the Number

question 22

Essay

A sample of 16 students showed that the variance in the number of hours they spend studying is 25. At 95% confidence, test to see if the variance of the population is significantly different from 30. Use the critical value approach.

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Definitions:

Variable Schedule

A variable schedule in the context of reinforcement refers to a procedure in which rewards are given at unpredictable intervals, influencing behavior.

Extinction

In psychology, the gradual weakening of a conditioned response when the conditioned stimulus is presented without the unconditioned stimulus.

Conditioned Reinforcer

A stimulus that has become reinforcing through its association with a primary reinforcer.

Variable-Ratio Reinforcement Schedule

A reinforcement strategy where a response is reinforced after an unpredictable number of responses, which typically leads to high and steady response rates.