Which Two Indices Had the Highest Correlation Between Them During

question 51

Multiple Choice

Which two indices had the highest correlation between them during the 2008-2012 period?

• A) S&P and DJIA; the correlation was 0.979
• B) S&P and Russell 2000; the correlation was 0.948
• C) DJIA and Russell 2000; the correlation was 0.908
• D) S&P and NASDAQ 100; the correlation was 0.928
• E) NASDAQ 100 and DJIA; the correlation was 0.876

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Definitions:

Negative Reinforcement

A process in behavior modification where the removal of an unfavorable outcome or stimulus strengthens a certain behavior.

Punishment

A consequence that reduces the likelihood of the behavior it follows.

Variable-ratio Schedule

A reinforcement strategy in which a response is rewarded after an unpredictable number of responses, often used in gambling.

Response Rate

The proportion of people who respond to a specific call-to-action, questionnaire, or experiment out of the total number solicited.