A Researcher Wants to Know How Sibling Relations Change During

question 168

Multiple Choice

A researcher wants to know how sibling relations change during adolescence. She administers questionnaires to groups of 13-, 14-, 15-, and 16-year-olds, and checks on the differences of the average scores of the five groups. What time variable design has she just used?

• A) Sequential
• B) Longitudinal
• C) Cross-sectional
• D) One-time, one-group

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Definitions:

Convexity

A measure of the curvature in the relationship between bond prices and yield, indicating how the duration of a bond changes as interest rates change.

Duration Predictions

Predictions about the length of time it will take for the price of a bond to be repaid by its internal cash flows.

Yield Falls

A situation where the yields on bonds decrease, which typically occurs when bond prices increase.

Convexity

A measure of the curvature or the degree of the curve in the relationship between bond prices and bond yields.