With moderate amounts of active fund tracking risk (2.5 % / year), for the initial
lump sum investment scenario, there was only about a 2 % chance that an average cost active fund would result in a slightly higher terminal value after thirty years versus the low cost passively managed fund.
Not exact matches
To roughly time - align with the
lump -
sum scenario, the spread
investment scenario assumed that the terminal
investment would take place in 2012.
In the
lump -
sum scenario, the terminal
investment could be made from January 2012 to April 2013 (that is because as of this writing, monthly data through April 2014 are not yet available).
You forgot to point out that in three of the four
scenarios, dollar - cost averaging beat a
lump sum investment.