An Advanced Algebra teacher gives out a study guide before the test. The teacher lists the students who completed their study guide and compares their scores to the remaining Advanced Algebra students scores.

DETERMINING EXPERIMENTAL AND SAMPLE DESIGNS

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

An Advanced Algebra teacher gives out a study guide before the test. The teacher lists the students who completed their study guide and compares their scores to the remaining Advanced Algebra students’ scores.

A	Observational Study
B	Experimental Study
C	Either A or B
D	None of the above

Explanation:

Detailed explanation-1: -Experiment – A procedure for investigating the effect of an experimental condition on a response variable.

Detailed explanation-2: -Which of the following best explains why we try to guard against confounding when designing experiments? (C), When there is uncertainty with regard to which variable is causing an effect, we say the variables are confounded.

Detailed explanation-3: -Levels: values of a factor. Treatment: a particular combination of values for the factors. Experimental units: smallest unit to which a treatment is applied.

There is 1 question to complete.

RESEARCH METHODOLOGY

REPORTING AND THESIS WRITING

DETERMINING EXPERIMENTAL AND SAMPLE DESIGNS