The Internal Revenue Service Wishes to Study the Time Required

question 26

Multiple Choice

The Internal Revenue Service wishes to study the time required to process tax returns in three regional centers.A random sample of three tax returns is chosen from each of three centers.The time (in days) required to process each return is recorded as shown below.Subsequently,an ANOVA test was performed. Degrees of freedom for the error sum of squares in the ANOVA would be

• A)11
• B)2
• C)4

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Definitions:

Leptin

A hormone produced by fat cells that helps to regulate energy balance by inhibiting hunger, thereby influencing body weight and fat mass.

Biology Of Body Weight

The study of biological factors, such as genetics, metabolism, and hormone function, that influence body weight.

Set Point Theory

A theory suggesting that individuals have a genetically determined range of weight and temperature that their body regulates to maintain.

Dieting

The practice of eating food in a regulated manner to achieve or maintain a controlled weight.