A Sports Analyst Wants to Exam the Factors That May

question 50

Multiple Choice

A sports analyst wants to exam the factors that may influence a tennis player's chances of winning.Over four tournaments,he collects data on 30 tennis players and estimates the following model: Win = β₀ + β₁ Double Faults + β₂Aces + ε,where Win is the proportion of winning,Double Faults is the percentage of double faults made,and Aces is the number of aces.A portion of the regression results are shown in the accompanying table. Is the relationship between Win and Aces significant at the 5% significance level?

• A) No,because the relevant p-value is less than 0.05.
• B) Yes,because the relevant p-value is less than 0.05.
• C) No,because the relevant p-value is greater than 0.05.
• D) Yes,because the relevant p-value is greater than 0.05.

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Definitions:

Agriculture

The practice of cultivating the land and raising livestock for food, fiber, and other products.

Economic Profits

The earning surplus after all forms of expenses, direct and indirect, are deducted from total earnings.

Purely Competitive

A market structure characterized by a large number of small firms, homogeneous products, and free entry and exit, leading to price taking behavior.

Marginal Costs

The upsurge in full cost that comes from the generation of one additional unit of a good or service.