Series
Average return
Standard Deviation
Large-company stocks 10.7 % 19.3 %
Small-company stocks 16.4
33.0
Long-term corporate bonds 6.2
8.4
Long-term government bonds 6.1
9.4
Intermediate-term government bonds 5.6
5.7
U.S. Treasury bills 3.8
3.1
Inflation 3.1
4.2
What range of returns would you expect to see 68 percent of the time for large-company stocks?