Research information

Statement of the problem

This study examines whether a stress-management programme changes participants' anxiety, comparing each participant's pre-test and post-test scores.

Objectives

To describe the anxiety_score of the participants.
To determine whether anxiety_score differs across phase (the pre-test and post-test).

Dataset

pre_post.csv64 rows × 3 cols

Column	Kind	Distinct
participant	categorical	32
phase	categorical	2
anxiety_score	numeric	63

Feasibility & estimateFree

✓ Feasibledesign: comparative · via heuristic

Detected a comparative design with 2 analyzable variable(s) and 2 analytical question(s). Recommended 2 statistical test(s). Estimated cost: 29 credits.

Recommended analysis

To describe the anxiety_score of the participants.

Descriptive Statistics(anxiety_score)

To determine whether anxiety_score differs across phase (the pre-test and post-test).

Paired-Samples t-Test(anxiety_score, phase)

Dataset Complexity8

Statistical Tests6

AI Interpretation6

Visualizations4

Report Generation5

Total to run29 credits

Estimated runtime: ~40-80 seconds

ResultsComputed

2 tests29 credits

Descriptive Statistics (anxiety_score)

n	max	min	std	mean	mode	range	median	variable	variance
64	65.700	29.700	8.355	46.938	34.900	36	47.700	anxiety_score	69.804

Paired-Samples t-Test (anxiety_score, phase)

significant

t-11.72df31p< .001

Cohen's d-2.072

large

n	std	mean	group
32	7.511	42.472	post-test
32	6.654	51.403	pre-test

The result is statistically significant (p = 0.0000 < 0.05).

Report

Publication-ready report

Tests used · Results · Discussion — generated from the computed statistics.

Numeric-claim check passed · 14 numbers verified · prose: llm:gemini

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Anxiety Before and After a Programme

Publication-ready report

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