In Team-Teaching, Two or More Teachers Lead a Class $r = - 0.32$

question 96

Essay

In team-teaching, two or more teachers lead a class. A researcher tested the use of team-teaching in mathematics education. Two of the variables measured on each teacher in a sample of 171 mathematics teachers were years of teaching experience x and reported success rate y (measured as a percentage) of team-teaching mathematics classes.
The correlation coefficient for the sample data was reported as $r = - 0.32$ . Interpret this result.

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Definitions:

Informed Consent

The process by which a fully informed person can participate in choices about their health care or participation in research.

Volunteer Bias

The phenomenon in research where volunteers may differ from the general population in significant ways, potentially leading to skewed results due to the self-selection of participants.

Conditioning

A method of changing behavior where an individual learns to link a new behavior with a stimulus that was previously not related to it.

Research

The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.