Simple random samples of 100 high school students are sampled from each grade level,for a total of 400 high school students.They are asked to rate the performance of the president of the United States on a scale from 1 to 5 (1 = poor and 5 = excellent).The results are presented below. 
What would be the null hypothesis for a chi-square test based on these data?
Definitions:
Actual Self
Represents one's perception of who they are at the present moment, encompassing current attributes and qualities.
Anxiety
Anxiety is a psychological state characterized by feelings of tension, worried thoughts, and physical changes like increased blood pressure.
Procedural Self
An aspect of self-concept based on patterns of behavior that are integrated into a coherent self-identity through repeated actions and experiences.
Conscious
The state of being awake and aware of one's surroundings, thoughts, and experiences.
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