Problem 136 of 7
Choose the correct denominator for relative frequency question What percent of all orders were pickup?.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
distinguish joint, marginal, and conditional denominators.
Hidden until you reveal it.
Question must clearly ask for joint, marginal, or conditional relative frequency.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Look for words such as all or among.
2. If the question says all, use the grand total.
3. If it says among or given, use the total for that condition group.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Defaulting to grand total for conditional questions.