Figure: Four Markets for DVDs (Figure: Four Markets

question 51

Multiple Choice

Figure: Four Markets for DVDs (Figure: Four Markets for DVDs) Look at the figure Four Markets for DVDs.If D1 or S1 is the original curve and D2 or S2 is the new curve, which of the graphs illustrates what may happen in the market for DVDs if there is an increase in the cost of a movie ticket at the local theater?

• A)A
• B)B
• C)CD.D

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Definitions:

Alpha

A threshold value in hypothesis testing that determines the level of significance, usually set to 0.05 or 0.01.

Type I Error

An error in hypothesis testing that occurs when the null hypothesis is wrongly rejected, falsely indicating a significant result.

Two-tailed Hypothesis

A hypothesis test that considers both directions of an effect, allowing for the possibility of difference in either direction from the null hypothesis.

Critical Values

Specific points on the scale of a test statistic beyond which we reject the null hypothesis, crucial in hypothesis testing to determine the significance of the results.