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Sample study · comparative design
Student Outcomes Study
Research information
Statement of the problem
This study examines student academic outcomes.
Objectives
- To describe the age, study_hours, gpa, and satisfaction of the respondents.
- To determine the relationship between study_hours and gpa.
- To determine the relationship between age and gpa.
- To determine whether gpa differs across the program groups.
- To determine whether study_hours differs across the program groups.
- To determine the association between gender and civil_status.
- To determine the association between gender and program.
Dataset
survey.csv40 rows × 8 cols
| Column | Kind | Missing | Distinct |
|---|---|---|---|
| respondent | numeric | 0 | 40 |
| gender | categorical | 0 | 2 |
| civil_status | categorical | 0 | 3 |
| program | categorical | 0 | 3 |
| age | numeric | 0 | 40 |
| study_hours | numeric | 0 | 10 |
| gpa | numeric | 0 | 40 |
| satisfaction | numeric | 0 | 5 |
Feasibility & estimateFree
✓ Feasibledesign: comparative · via heuristic
Detected a comparative design with 7 analyzable variable(s) and 7 analytical question(s). Recommended 6 statistical test(s). Estimated cost: 69 credits.
Recommended analysis
To describe the age, study_hours, gpa, and satisfaction of the respondents.
Descriptive Statistics(age, study_hours, gpa)
Frequency & Percentage Distribution(satisfaction)
To determine the relationship between study_hours and gpa.
Pearson Correlation(study_hours, gpa)
To determine the relationship between age and gpa.
Pearson Correlation(age, gpa)
To determine whether gpa differs across the program groups.
One-Way ANOVA(gpa, program)
Tukey HSD Post-Hoc(gpa, program)
To determine whether study_hours differs across the program groups.
One-Way ANOVA(study_hours, program)
Tukey HSD Post-Hoc(study_hours, program)
To determine the association between gender and civil_status.
Chi-Square Test of Independence(gender, civil_status)
To determine the association between gender and program.
Chi-Square Test of Independence(gender, program)
Dataset Complexity13
Statistical Tests20
AI Interpretation21
Visualizations10
Report Generation5
Total to run69 credits
Estimated runtime: ~1-2 minutes
ResultsComputed
8 tests69 credits
Descriptive Statistics (age, study_hours, gpa)
| n | max | min | std | mean | mode | range | median | variable | variance |
|---|---|---|---|---|---|---|---|---|---|
| 40 | 57 | 18 | 11.690 | 37.500 | 18 | 39 | 37.500 | age | 136.667 |
| 40 | 32 | 5 | 8.727 | 18.500 | 5 | 27 | 18.500 | study_hours | 76.154 |
| 40 | 3.970 | 1.570 | 0.748 | 2.728 | 1.570 | 2.400 | 2.720 | gpa | 0.559 |
Frequency & Percentage Distribution (satisfaction)
Spearman Rank Correlation (study_hours, gpa)
significantr.361R².130N40p.022
Spearman r0.361
medium
The result is statistically significant (p = 0.0220 < 0.05).
Spearman Rank Correlation was used instead of the Pearson Correlation because the latter's assumption(s) were not met (Normality of study_hours (Shapiro-Wilk)).
Pearson Correlation (age, gpa)
n.s.r.082R².007N40p.614
Pearson r0.082
negligible
The result is not statistically significant (p = 0.6137 >= 0.05).
One-Way ANOVA (gpa, program)
n.s.p.977
Eta squared0.001
negligible
| n | std | mean | group |
|---|---|---|---|
| 13 | 0.751 | 2.692 | A |
| 13 | 0.760 | 2.754 | B |
| 14 | 0.788 | 2.736 | C |
The result is not statistically significant (p = 0.9774 >= 0.05).
One-Way ANOVA (study_hours, program)
n.s.p.784
Eta squared0.013
negligible
| n | std | mean | group |
|---|---|---|---|
| 13 | 8.903 | 19.538 | A |
| 13 | 8.707 | 18.846 | B |
| 14 | 9.074 | 17.214 | C |
The result is not statistically significant (p = 0.7845 >= 0.05).
Chi-Square Test of Independence (gender, civil_status)
n.s.χ²0.154df2N40p.926
Cramér's V0.062
negligible
| row | Single | Married | Widowed |
|---|---|---|---|
| F | 7 | 7 | 6 |
| M | 6 | 7 | 7 |
The result is not statistically significant (p = 0.9260 >= 0.05).
Chi-Square Test of Independence (gender, program)
n.s.χ²0.154df2N40p.926
Cramér's V0.062
negligible
| A | B | C | row |
|---|---|---|---|
| 7 | 6 | 7 | F |
| 6 | 7 | 7 | M |
The result is not statistically significant (p = 0.9260 >= 0.05).
Report
Publication-ready report
Tests used · Results · Discussion — generated from the computed statistics.
Numeric-claim check passed · 44 numbers verified · prose: llm:gemini
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