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The Complete Idiot's Guide to Statistics, 2nd Edition by Robert Donnelly

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Summarizing Our Findings

Before moving on, let’s step back and take a look at what we’ve done so far. Figure 7.2 shows the simple, joint, and conditional probabilities in the relative frequency distribution for our tennis matches.
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Figure 7.2
Summary of probabilities for the tennis example.
Note that:
◆ Event A’ = Bob wins the match.
◆ Event B’ = The warm-up is 10 minutes or more.
These conditional probabilities have revealed my secret to success on the court. The probability of my winning after a short warm-up, P[A’/B], is 0.69; whereas the probability of my winning after a longer warm-up, P[A’/B’], is 0.29. I knew I should have ...

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