Table 1.
Cake only | Cake with frosting | |||||||
---|---|---|---|---|---|---|---|---|
Cake brand | Avg. calories per serving | Avg. calories shown | Avg. change | t test | Avg. calories (frosting) | Total calories shown | Avg. change | t test |
Betty Crocker (n 20) | 264·00 | 225·70 | −38·30 | 10·08*** | 309·22 | 534·91 | −270·91 | 11·30*** |
Duncan Hines (n 18) | 246·67 | 287·49 | 40·82 | 4·05*** | 475·13 | 762·62 | −515·95 | 12·93*** |
Pillsbury (n 13) | 259·23 | 210·00 | −49·23 | 43·69*** | 275·56 | 485·56 | −226·33 | 9·31*** |
All (n 51) | 256·67 | 243·50 | −13·16 | 1·86 | 359·19 | 602·70 | −346·03 | 14·05*** |
***P<0·001.