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GRAPH

# GRAPH - Statistics and Graphing Ellen Grasu EXSC 205 Lab...

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Statistics and Graphing Ellen Grasu EXSC 205 Lab Thusday 10am Patrick Dib

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Purpose The purpose of this lab is to learn the different types of possible correlations, and to look at the potential correlation between a student’s High School GPA, and their SAT score using the given data. Results 1. a. Research Hypothesis: There is a strong negative correlation of -0.8 between the number of hours spent exercising per week, and the % of weight made up of fat. Thi is because exercise leads to the burning of calories found in fat. And if there is less fat on a person’s body, then there is a smaller percentage of fat. So, the more hours spent exercising, the lower the % of weight made up of fat. Null Hypothesis: b. Research Hypothesis: There is a strong positive correlation of 0.8 between the number of hours per week spent practicing free throws, and the number of free throws made out of 20. The more free throws a person does, the better they become at free throws, so the more time spent practicing free throws, the more free throws will be made out of
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• Spring '08
• Girandola
• Correlation and dependence, Pearson product-moment correlation coefficient, Spearman's rank correlation coefficient, high school gpa, Ellen Grasu EXSC

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GRAPH - Statistics and Graphing Ellen Grasu EXSC 205 Lab...

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