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Research questions: How does a student's GPA score affect their SAT score? Null: A student's GPA will have no effect on their SAT score. Alternative: GPA score will have an effect on a student's
NULL HYPOTHESIS: There will be no significant differences between the number of tardies of Freshman, Sophmores, Juniors, and Seniors. ALTERNATIVE HYPOTHESIS: The scores regarding the number of tardies
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Null Hypothesis: There will be no significant difference in student's PSAT scores and SAT scores. (Two-tailed hypothesis) Alternative Hypothesis: Students will score differently on the SAT than the
COMPARED: SEX VS OPPOSING OR FAVORING THE DEATH PENALTY
Case Processing Summary Cases Valid Missing N Respondent's Sex * Favor or Oppose Death Penalty for Murder 1388 92.5% 112 7.5% 1500 100.0% Percen
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Null Hypothesis: There will be no significant difference in student's PSAT scores and SAT scores. (Two-tailed hypothesis) Alternative Hypothesis: Students will score higher on the SAT than they wil
Group Statistics Student's Gender Student ACT Test Score Male Female N 20 20 Mean 27.50 27.20 Std. Deviation 6.083 4.572 Std. Error Mean 1.360 1.022
Independent Samples Test Levene's Test for Equality
Statistics Amount spent N Mean Median Mode Skewness Std. Error of Skewness Minimum Maximum Valid Missing 1404 0 99.9338 97.6550 .00 .497 .065 .00 340.18
Amount Of Money Spent Frequency Percent Valid P
SAT VS. GPA
Descriptive Statistics Mean Student's SAT Score Student's overall GPA 1193.95 2.7742 Std. Deviation 211.470 .66018 N 43 43
Correlations Student's SAT Score Pearson Correlation Student's SA
One way ANOVA
Descriptives Age When First Married N Mean Std. Deviation Std. Error 95% Confidence Interval for Mean Lower Bound married widowed divorced separated Total 793 163 207 39 1202 23.13 22.47
One way ANOVA
Descriptives Age When First Married N Mean Std. Deviation Std. Error 95% Confidenc e Interval for Mean Lower Bound married widowed divorced separated Total 793 23.13 163 22.47 207 21.71
Outliers:
Values that are so far away from the mean that causes the researcher to believe it must be an error. Does Nike vs. Reebok help you dunk better? o 100 people: half Nike, half reebok. Out of