A study was conducted of 90 adult male patients following a new treatment for congestive heart failure One of the variables measured on the patients was the increase in exercise capacity in minutes over a 4 week treatment period The previous treatment regime had produced an average increase of u 2 minutes The researchers wanted to evaluate whether the new treatment had increased the value of m in comparison to the previous treatment The data yielded y 2 17 and s 1 05 What is the probability of making a Type Il error if the actual value of u is 2 1 Use 4 decimal places