DrBloedorn Is a Health Psychologist Who Researches Nutrition

question 44

Multiple Choice

Dr.Bloedorn is a health psychologist who researches nutrition.She is curious as to whether a new drink additive will help people consume fewer calories during a meal.The drink additive is a white,odorless,tasteless powder that a person can add to any drink.She collects a random sample of 63 overweight students on campus and measures the calories they eat during lunch,using a bomb calorimeter.She then gives this additive to the same 63 participants to use at dinner and measures how many calories they eat (again,using the bomb calorimeter) .

-Imagine that Dr.Bloedorn finds no difference between the calories consumed with the drink additive and without.This is known as:

• A)Situation noise
• B)Within-group variance
• C)A null effect
• D)Placebo effect

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Definitions:

Ishihara Book

A publication containing color plates used to test for color vision deficiencies or color blindness.

Misinterpreted

Incorrectly understood or explained; an error in how a message, gesture, or action is perceived or represented.

Emphasize Lip Movements

The action of making lip movements more pronounced or noticeable, often used in speech therapy or communication techniques to enhance understanding, especially in individuals with hearing impairments.

High-pitched Tones

Sounds that have a high frequency, often perceived as shrill or sharp.