A Rank Correlation Coefficient Is to Be Calculated for a Collection

question 96

Multiple Choice

A rank correlation coefficient is to be calculated for a collection of paired data. The values lie between -10 and 10. Which of the following could affect the value of the rank correlation coefficient?

I: Multiplying every value of one variable by 3
II: Interchanging the two variables
III: Adding 2 to each value of one variable
IV: Replacing every value of one variable by its absolute value

• A) III
• B) I
• C) IV
• D) I and IV

Recognize the historical development of psychology and identify key figures and their contributions to the field.

Comprehend the primary schools of thought in psychology including structuralism, functionalism, psychoanalysis, behaviorism, and Gestalt theory.

Analyze the nature/nurture debate and its significance in psychology.

Assess the utility of psychology in everyday life.

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Definitions:

Diminishing Marginal Product

A principle stating that as additional units of a variable input are added to a fixed input, the additional output produced by each new unit will eventually decline.

Marginal Product

The additional output generated by using one more unit of a specific input, keeping other inputs constant.

Output

The total amount of goods or services produced by a company, industry, or economy.

Marginal Product

The additional output gained by adding one more unit of a specific input, while keeping other inputs constant.