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A football coach is trying to decide: When a team is ahead late in the game,
which strategy is better?
Play the "regular" defense.
Play a "prevent" defense that guards against long gains but makes short
gains easier.
The coach reviews the outcomes of 100 games.
Win
Loss
Total
Regular defense
42
8
50
Prevent defense
35
15
50
Total
77
23
100
Compare the probability of winning when playing regular defense with the
probability of winning when playing prevent defense. Draw a conclusion
based on your results.

Answer :

Wins with regular defense are more frequent than prevent defense while losses are more frequent with prevent defense, so regular defense is better

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