Which of these components does a business exclude from its net income under “operating surplIf the present value of an investment is $5,000, what will be its future value in three years if you apply a compound interest of 5 percent to it?
us”?

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.