Assume a study indicates that attending a class on blackjack strategy improved average winnings by 50 percent. If the null hypothesis is true and the p-value for the 50 percent improvement in winnings is 0.04, then there is a ________ chance of improving your blackjack winnings by 50 percent.
A. 0.2%
B. 0.4%
C. 4%
D. 20%
Answer: C
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