❓ Support & Tutorials

Help Center & User Guides

Find instant answers to common questions about our calculation models, statistical assumptions, and client-side privacy.

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GWA & GPA Grading

Learn how unit weights work, converting Philippine 1.00–5.00 to US 4.0, and checking Latin honors.

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Thesis & Statistics

Guides on Cochran vs Taro Yamane, Cronbach's alpha survey reliability, and ANOVA hypotheses.

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OJT & Attendance

Converting hours to working days (4, 6, 8, 9, 10-hour shifts) and DepEd SF2 percentage formulas.

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Privacy & Security

Zero data retention architecture, local browser memory processing, and NPC RA 10173 compliance.

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Step-by-Step Practical Guides

Walkthroughs for the most common academic workflows.

Guide 1 · Grading

How to Calculate Your GWA Accurately

Navigate to the GWA Calculator from the "All Tools" dropdown.
Select your school's grading system (Philippine 1.00–5.00, US 4.0, or 100% scale).
Enter each subject's Grade and its corresponding Credit Units.
The system computes the weighted sum: Sum(Grade × Units) / Total Units in real-time.
Review your Latin Honor eligibility status (Summa, Magna, or Cum Laude).

Guide 2 · Research Methodology

Choosing Cochran vs. Taro Yamane for Chapter 3

Use Taro Yamane (1967): If your population N is finite and known, your confidence level is 95%, and you prioritize simplicity for undergraduate theses.
Use Cochran's Formula (1963): If you need custom confidence levels (e.g. 99% Z = 2.58), an unknown/infinite population, or the rigorous Finite Population Correction (FPC).
Click Copy Chapter 3 Text for a publication-ready methodology statement.

Guide 3 · OJT / Internship

How to Track OJT Hours and Completion Dates

Enter your total required internship hours (e.g., 300, 486, or 600 hours).
Select your standard shift length (typically 8 hours per day under CHED CMO 104 s. 2017).
Set your internship start date and configure working days (e.g., Monday through Friday).
The tracker calculates your required total working days and projected completion date.

Guide 4 · Psychometrics

Testing Survey Reliability with Cronbach’s Alpha

Paste your pilot survey matrix (rows as respondents, columns as items).
The tool calculates item variances, total test variance, and alpha (α).
Evaluate against standard George & Mallery benchmarks (α ≥ 0.70 is acceptable).
Review item-deleted alpha to identify questions that weaken survey internal consistency.

Frequently Asked Technical & Policy Questions

No. Every calculation executes 100% client-side in your personal browser memory via JavaScript. When you close or refresh the tab, all entered data is immediately purged from device RAM.

Under CHED autonomy and university academic charters (such as UP, UST, DLSU, PUP, and regional state universities), each institution sets its own Latin honor cut-offs and rounding policies. While our calculator provides standard benchmark thresholds (e.g., 1.20 for Summa, 1.45 for Magna, 1.75 for Cum Laude), always check your university registrar handbook.

Yes! Every tool includes verified APA 7th Edition citations, official governing references (such as DepEd orders or seminal literature like Cochran 1963 and Yamane 1967), and copyable methodology statements for Chapter 3.

Yes, 100% free forever. There are no subscriptions, feature paywalls, or mandatory sign-ins. Educators are welcome to link our utilities on university LMS portals, Google Classrooms, and course syllabi.

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