Item #1. Overview and background info

Research question: What determines one's GPA?

Hypothesis: Those who are younger than 25, sit in the front of the class and have a study partner will be more likely to have a better grade than people who are opposite.

Independent variable:

1. Studying
2. Work environment
3. Age

Dependent Variable :GPA

Age:

People that are above 25

People that are below 25

Work environment:

People that sit in the front

People that sit in the middle

People that sit in the back

Studying:

People that have a study partner

People that don't have a study partner

Above is the background information and below is the info and problem I need help solving or interpreting.

Item #4.Measures of Variability- Calculate, compare, and interpret the range, variance, and standard deviations of your dependent variable by the levels of the independent variables identified in Item#1. ( item 1 is above at top of question)

below is the data I have already calculated to help with interpreting

Age:

Range Variance Standard Deviation

people above 25 1.42 0.184 0.428

People below 25 1.9 0.391 0.625

Work Environment:

Range Variance Standard Deviation

People sitting in the front 0.6 0.6 0.8

People sitting in the middle 1.45 0.6 0.8

People sitting in the back 1.9 0.66 0.816

Studying:

Range Variance Standard Deviation

Study Partner 0.9 0.135 0.367

No study Partner 1.9 1.2 1.095