Find the critical values Upper X Subscript Upper R Superscri

Find the critical values, Upper X Subscript Upper R Superscript 2X2R and Upper X Subscript Upper L Superscript 2X2L, for cequals=0.90 and nequals=15

Find degrees of freedom: n-1 = 14
Find the critical values L and R:
Area to the right of XL= (1 +c)/2 = 0.95

Area to the right of Xr= (1-c)/2 = 0.05
Use df and answers from above to find value on chi table