1. Find the value of x2 or 12 degrees of freedom and an area of .025 in the right tail of the chi-square distribution curve. What is the value of chi-square? Round to three decimal places. Show your work.
2. Determine the value of x2 for 14 degrees of freedom and an area of .10 in the left tail of the chi-square distribution curve. What is the value of chi-square? Round to three decimal. Show your work.
3. Determine the value of x2 for 23 degrees of freedom and an area of .990 in the left tail of the chi-square distribution curve. What is the value of chi-square? Round to three decimal. Show your work.