The T Test Differs from the Z Test in That

question 87

Multiple Choice

The t test differs from the z test in that _________.

• A) with the t test we estimate s
• B) with the t test we estimate µ
• C) the z distribution is a family of curves
• D) the t distribution is a family of curves
• E) with the t test we estimate s and the t distribution is a family of curves

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Definitions:

Experimental Design

The planning of an experiment to ensure that it can test hypotheses effectively and produce valid and reliable results.

Attrition

The loss of participants during the course of a study, which can potentially bias the results.

Maturation

The process of growth or development, often in the context of organisms or psychological development in research.

Diffusion

The process by which an innovation is communicated through certain channels over time among members of a social system.