Because Students at Private High Schools Get Better Test Scores,on

question 86

Multiple Choice

Because students at private high schools get better test scores,on average,than those in public schools,a researcher concludes that the private high schools provide a better education.What is a major weakness of this study,from a scientific standpoint?​

• A)Students were not randomly assigned to groups.
• B)​Public high schools tend to be larger than private high schools.
• C)​Private high schools are more expensive than public high schools.
• D)​Many students prefer public schools, because they have friends there.

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Definitions:

Preferred Stock

A type of stock that provides dividends before common stock and has priority over common stock in the event of liquidation.

Annual Dividend

The total amount of dividends a company pays out to its shareholders in one fiscal year.

Par Value

The nominal or face value of a bond, share of stock, or other financial instrument as stated by the issuer.

Preferred Stock

A type of ownership in a corporation that has a higher claim on its assets and earnings than common stock, typically with dividends that must be paid out before dividends to common stockholders.