Wendy Has Determined That the Correlation Between Her Reading Screening

question 80

Multiple Choice

Wendy has determined that the correlation between her reading screening test and her students' reading grades is .30.This means that _____ percent of the variation in reading scores is accounted for by knowing the students' scores on the screening test.

• A)9
• B)30
• C)60
• D)90

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Definitions:

Compounding

The process whereby interest is credited to an existing principal amount as well as to interest already paid, causing the investment to grow at an accelerating rate.

Time Value

A financial principle stating that an identical amount of money has more value if it's accessible now rather than later, thanks to its capability to earn more over time.

Money

A medium of exchange that enables people and businesses to buy goods and services; recognized by a society to have value for transactions.

Annuity Due

A series of equal payments made at the beginning of consecutive periods over a fixed length of time.