Professor Falls Wants to Determine If There Is a Relationship

Multiple Choice

Professor Falls wants to determine if there is a relationship between frequent hearing of a startle stimulus and hearing loss. He ran a regression and obtained an r value of .60. Which of the following best summarizes what this result means?

A) 60% of hearing loss is accounted for by frequency of hearing startle stimuli.
B) 36% of the variability in hearing loss can be accounted for by variability in the hearing of startle stimuli.
C) 36% of startle stimuli cause hearing loss.
D) 60% of hearing loss is caused by startle stimuli.