Answer:
Corporate Bonds and T-Bills will have return above 8%
Step-by-step explanation:
given data
investments = 4
investment = 8 %
solution
first of all we get 95% confidence interval that is as
and here investment returns and standard deviation are attach so
95% confidence interval = Return - 2 × SD to Return + 2 × SD ................a
so here
we can see here as per table attach
here only Corporate Bonds and T-Bills will have return above 8%