Why Is the Range Effect Known as a "Ceiling Effect

question 6

Multiple Choice

Why is the range effect known as a "ceiling effect" a problem for researchers?

• A) The scores are already so high that there is no chance of measuring improvement.
• B) The scores are already so low that there is no chance of measuring a decrease.
• C) There is so much room for improvement that the measurements are almost certain to increase.
• D) There is so much room for lower performance that the measurements are almost certain to decrease.

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Definitions:

Certificate of Deposit

A savings certificate with a fixed maturity date, specified fixed interest rate, and can be issued in any denomination aside from minimum investment requirements.

Principal

The main party to a transaction, contract, or financial instrument, or the amount of a debt or investment before interest.

Interest

The cost of borrowing money, typically expressed as an annual percentage of the principal, or the profit earned on savings and investments.

Negotiable Instrument

A written document guaranteeing the payment of a specific amount of money, either on demand or at a set time, with the payee able to transfer it to another holder.