A Researcher Gives IQ Tests to a Large Group of Adults

question 13

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 interquartile range was equal to

• A) 60
• B) 50
• C) 20
• D) 0

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Definitions:

Accumulated Depreciation

The total amount of depreciation expense that has been recorded for an asset over its life, effectively reducing its book value.

Accounts Receivable

Amounts due to a company from its customers for goods or services delivered on credit.

Ownership Equity

The remaining interest in the assets of a business after all debts have been subtracted, signifying the ownership stake.

Revaluation Of Land

The process of adjusting the book value of land to reflect its current market value, resulting in a change in the asset's valuation on the balance sheet.