Hi A33Zab & DozyWannabe,
It depends how you manipulate statistical data. You have to compare apples with apples.
The link below lists fatal events with aircraft type where “A fatal event is defined as 'an event in which one passenger was fatally injured solely due to the operation of an aircraft.' The number of fatalities in each fatal accident is irrelevant in the statistics presented below.”
AirDisaster.Com: Statistics
According to this analysis, B727, B737, B757, and B767 are all ranked as having fewer fatal events per flight than 320 series.
The L1011 is ranked as having fewer fatal events per flight than DC-10, DC-11 or B747.