Problem 163 of 7
Correct the conditional-probability computation error: A student divides overlap by total instead of by the condition region.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
catch wrong denominator, wrong intersection, and percent/count mix-ups.
Hidden until you reveal it.
Correction must fix denominator, numerator, percent/count consistency, or reversed condition.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify target and condition from notation or wording.
2. Choose overlap numerator and condition denominator.
3. Correct the computation.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Only changing arithmetic after preserving the wrong denominator.