For 9-2, 2 Sample Proportion HT in DDXL 1) Enter sample stats in this order in 1st row: x1, n1, x2, n2 2) highlight data BEFORE click Add-ins -DDXL -Hypothesis Tests -Summ 2 Var Prop Test 3) Use blue input button for: $A$1 to Num Success 1 $B$1 to Num Trials 1 $C$1 to Num Success 2 $D$1 to Num Trials 2 4) Click "OK" to warning that have selected fewer than 5 rows 5) Set p, alpha, HA, click "Compute" This should give you the same answer as in book! Enjoy.