In a Study of the Influence of Yogurt Consumption and Immunity

question 3

Multiple Choice

In a study of the influence of yogurt consumption and immunity (Van de Water, Keen, & Gershwin, Journal of Nutrition, 1999) there were three study groups per age group (young adults and senior adults) . Live-culture yogurt, pasteurized yogurt and control (no yogurt) were given to each age group in portion sizes of 200 grams per day for 1 year. Under what conditions would ANOVA be violated?

• A) When sample sizes are large
• B) When sample sizes are unequal
• C) When sample sizes are small
• D) When there are different samples that have small variances

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Definitions:

Field Work

Research or study conducted in a natural setting outside of a laboratory or controlled environment.

Qualitative

Pertaining to or involving the assessment of data or phenomena through non-numerical and often descriptive methods.

Naturalistic Observation

A research method in which subjects are observed in their natural environment without any manipulation or intervention by the observer.

Objectivity

Objectivity in research or reporting refers to the avoidance of bias, ensuring that conclusions drawn are based solely on factual evidence and observable phenomena.