A Scatterplot and a Summary Table for the ANCOVA on the Data

question 8

Multiple Choice

A scatterplot and a summary table for the ANCOVA on the data relating to it are given below. What does the interaction term suggest?

• A) The effect is significant (p < .05) and the assumption of homogeneity of regression slopes has been violated.
• B) The effect is significant (p < .05) and the assumption of homogeneity of regression slopes has been maintained.
• C) The effect is not significant (p > .05) and the assumption of homogeneity of regression slopes has been violated.
• D) The effect is not significant (p > .05) and the assumption of homogeneity of regression slopes has been maintained.

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Definitions:

Vestibular Sense

A sensory system responsible for providing our brain with information about motion, head position, and spatial orientation; it also helps with balance and eye movements.

Kinesthesis

The sense of movement and body position, often referred to as proprioception.

Gate-Control Theory

A theory explaining pain as a process that is controlled by a "gate" mechanism in the spinal cord that can block or allow pain signals to pass to the brain.

Back Massage

A therapeutic technique to relieve tension or pain located in the muscles of the back.