A Sports Analyst Wants to Exam the Factors That May

question 108

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. When testing whether the explanatory variables are jointly significant at the 5% significance level,he _______________________________________________________________________.

• A) rejects H₀,and concludes that the explanatory variables are jointly significant
• B) does not reject H₀,and concludes that the explanatory variables are jointly significant
• C) rejects H₀,and concludes that the explanatory variables are not jointly significant
• D) does not reject H₀,and concludes that the explanatory variables are not jointly significant

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Definitions:

Judgments

Evaluations or decisions made based on evidence, facts, or personal opinion, often regarding the value or worth of something or someone.

Characteristics

Traits or qualities that distinguish an individual, group, or thing from others.

Distinctiveness

The characteristic of being easily distinguishable from others due to unique attributes or qualities.

Situation

A set of circumstances or the state of affairs at a particular time and place.