What Is One Reason Why a Study Investigating Whether a New

question 8

Multiple Choice

What is one reason why a study investigating whether a new urban housing assistance program reduces homelessness might not achieve internal validity?

• A)At the same time of the study,developers flood the market with affordable apartments,making housing more accessible to homeless populations.
• B)While the intervention may work in the city,urban participants might differ from homeless populations in a rural area.
• C)Researchers received money from a foundation aimed to end homelessness,which might have a vested interest in the results.
• D)Homeless populations are difficult to follow since they tend to move around so much.

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Definitions:

Limit-Sell Order

A stock market order to sell a security when it reaches a certain price, used to lock in profits or limit losses.

Maintenance Margin

The minimum amount of equity that must be maintained in a margin account after a purchase has been made, to keep the account open.

Initial Margin

The minimum amount of funds required to open a new position in a securities or futures contract, intended to cover some of the credit risk of market participants.

Primary Market

The financial market for new securities issues, where companies sell new stocks and bonds directly to investors.