The Amount of Time Spent Waiting for the Bus at a City

question 56

Multiple Choice

The amount of time spent waiting for the bus at a city bus stop is symmetrically distributed.Eight randomly sampled people who catch the bus at this stop are asked how long they had to wait.Their wait times (in minutes) are: ​ ​
Conduct a Wilcoxon signed-rank test to see if the median wait time is more than 20 minutes.Select the correct critical value (CV) , test statistic (TS) , and decision.(Use α = 0.05.)

• A) CV = 6, TS = 4, reject H₀
• B) CV = 30, TS = 4, fail to reject H₀
• C) CV = 30, TS = 3, reject H₀
• D) CV = 6, TS = 4, fail to reject H₀

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Definitions:

Predictable Stimulus

A stimulus that occurs in a manner or pattern that can be anticipated, allowing organisms to anticipate and react accordingly.

Stimulus Substitution

A theory in classical conditioning suggesting that the conditioned stimulus acts as a substitute for the unconditioned stimulus, eliciting the same response.

Counterconditioning

A behavior therapy technique that involves teaching the client to replace a negative response to a stimulus with a positive response.

Behavioral Contrast

The phenomenon where the rate of response varies according to a change in reinforcement conditions for one of two or more behaviors.