A Researcher Gives IQ Tests to a Large Group of Adults

question 86

Multiple Choice

A researcher gives IQ tests to a large group of adults, and discovers that the
mean, median and mode all equal 100. The highest score in the group was 130
and the lowest was 70. Between IQ's of 75 and 125, 80% of the group was found, and 50% were found between IQ's of 90 and 110. The shape of the graphed distribution was mesokurtic.
-The second quartile coincided with an IQ of

• A) 70
• B) 75
• C) 100
• D) 125

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Definitions:

Modified Duration

A measure of the sensitivity of a bond's price to changes in interest rates, reflecting the change in the bond’s price for a 1% change in yield.

Annual Interest

The percentage of interest that will be charged or earned on an investment or loan, calculated on an annual basis.

Coupon Rate

The annual interest rate paid by the issuer of a bond to the bondholder, usually expressed as a percentage of the bond's face value.

Duration

A measure of the sensitivity of the price of a bond or other debt instrument to changes in interest rates.