The Double-Blind Experiment Is One in Which

question 20

Multiple Choice

The double-blind experiment is one in which:

• A)the experimenters do not know which is the experimental group and which is the control group.
• B)the experimental group subjects do not know that they are in the experimental group, and the control group subjects know that they are in the control group.
• C)neither the subjects in the experimental or control groups nor the experimenters know which are the experimental and control groups.
• D)the control group subjects do not know that they are in the control group, and the experimental group subjects know that they are in the experimental group.
• E)the experimental and control groups are given placebos.

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Definitions:

Predetermined Amount

A specified quantity or total that has been established in advance.

Observing Classroom

The process of systematically watching and analyzing the dynamics, interactions, and educational practices within a classroom setting.

Rank Order

Organizing or classifying a set of elements according to their importance, quality, or achievement in a sequential manner.

Rating Scale

A rating scale is a tool for assessing the magnitude or degree of a particular trait, behavior, or characteristic, typically through a numbered or graduated series.