Problem 40 of 7
Compute the joint probability from table data the number of successful trials for condition Alpha and Beta was 35, out of 175 total trials.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
divide cell count by grand total.
Hidden until you reveal it.
Joint probability divides one interior cell by the grand total.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Locate the cell representing both categories.
2. Locate the grand total.
3. Divide cell count by grand total.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Using row or column total for a joint probability.