Name the Three Threats to Internal Validity That Can Occur

question 8

Essay

Name the three threats to internal validity that can occur in studies regardless of the use of a comparison group. Why doesn't a comparison group help in these cases?

---

Definitions:

Desired Rate

A specific target interest rate an entity aims to achieve in its financial activities.

Average Rate of Return

A financial ratio that represents the average annual profit of an investment compared to the initial investment cost, often used in capital budgeting to evaluate profitability.

Present Value

Present value is the current worth of a future sum of money or stream of cash flows given a specified rate of return.

Internal Rate of Return

A financial metric used to estimate the profitability of potential investments by calculating the rate of return at which the net present value of costs (cash outflows) equals the net present value of benefits (cash inflows).