Problem 24 of 7
Complete missing totals in a two-way table from first row total 30, second row total 40, and first cell of first row 12.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
use row, column, and grand totals.
Hidden until you reveal it.
Use addition and subtraction across rows, columns, and grand total.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Use known cells to compute row and column totals.
2. Use grand total relationships when needed.
3. Check row totals and column totals agree.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Totals that do not match row and column sums.