Posted by Christina on .
One hundred subjects in a psychological study had a mean of 35 on a test instrument designed to measure anger. The study the รณ=10. Find a 99% confidence interval for the mean anger score of the population.

Stats. 
PsyDAG,
Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.