A Researcher Studied Whether Meeting Regularly with a Weight-Loss Counselor

question 8

Multiple Choice

A researcher studied whether meeting regularly with a weight-loss counselor helps dieters lose weight. Eighty dieters were available for the study. Half the dieters, assigned at random, received weight-loss counseling. The other half did not. After six months, the weight lost by each dieter was measured. On the average, those who met regularly with a weight-loss counselor lost more weight than those who did not.
In order to create groups of subjects that should be similar, on average, in all respects, we use

• A) lurking.
• B) confounding.
• C) randomization.
• D) All of the above

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Definitions:

Harlem on My Mind

Refers to the cultural and social flourishing of African American arts and life in Harlem, New York, particularly during the Harlem Renaissance.

Ordinary Blacks

Refers to the everyday lives and experiences of African American individuals who are not prominently known in history or public life but are essential to understanding the broader narratives of black existence.

Harlem Renaissance

The Harlem Renaissance was a cultural, social, and artistic explosion centered in Harlem, New York, during the 1920s, highlighting African American creativity.

Black Modernist Work

Creative works by African-American artists, writers, and musicians part of the Modernist movement, emphasizing new cultural expressions of the African-American experience.