State Whether Each of the Following Examples Is an Issue

question 4

Short Answer

State whether each of the following examples is an issue of reliability or validity:
A) Data entry errors
B) Only one reading taken by one evaluator for the data point in a study that uses blood pressure as one of the indicators
C) Administration of a food frequency questionnaire to a 7-year-old
D) A Likert scale survey question whose only options are "agree" and "disagree"

• A) Data entry errors
• B) Only one reading taken by one evaluator for the data point in a study that uses blood pressure as one of the indicators
• C) Administration of a food frequency questionnaire to a 7-year-old
• D) A Likert scale survey question whose only options are "agree" and "disagree"

---

Definitions:

Home Currency Approach

A method in international finance where transactions are converted and evaluated in the currency of one's own country.

Net Present Value (NPV)

The calculation of the current value of a series of future cash flows generated by an investment, minus the initial cost of the investment.

International Fisher Effect

A theory stating that the difference in nominal interest rates between two countries is equal to the expected change in the exchange rate between the two countries' currencies.

Absolute Purchasing Power Parity

The concept that, if transportation and transaction charges are eliminated, the price of identical items should be equivalent across countries when converted into a uniform currency.