Two accounting professors decided to compare the variance of their grading procedures. To accomplish this, they each graded the same 10 exams, with the following results: 
What are the degrees of freedom for the numerator of the F ratio?
Definitions:
Gender-related Difference
Variations in characteristics, behaviors, or attitudes between males and females attributable to societal, biological, or psychological factors.
Mental Health Issues
Disorders that affect one's mood, thinking, and behavior, ranging from depression and anxiety to schizophrenia.
Willingness
The quality or state of being prepared to do something; readiness.
Defining Mental Disorders
The process by which psychological disorders are categorized and diagnosed based on symptom clusters, causes, and functional impairments.
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