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Z-Score Calculator icon

Z-Score Calculator

Calculate z-scores and visualize normal distribution

Users7Current public install base
Rating--Store average score
Reviews0Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Z-Score Calculator Media preview

3 assets
Trend

User growth trend

Review user movement across collected snapshots.

User Growth Over Time

777772026年7月9日2026年7月15日2026年7月15日Latest: 7
Rating trend

7-day rating trend

View collected rating snapshots from the latest 7-day window to assess rating stability.

Not enough rating snapshots yet. More data will appear as new snapshots are collected.
Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthNo data
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7-day growthFlat
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30-day growthNo data
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Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version1.0.0
ManifestV3
Size46.11KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

Review the store description, core capabilities, and common use cases.

Quickly calculate Z-scores for any dataset using this simple, offline Chrome extension. Perfect for students, educators, and data analysts.

The Z-Score Calculator is designed to help you find standardized scores from raw data, mean, and standard deviation, directly from your browser. Whether you're studying statistics, working on a research project, or analyzing test scores, this extension provides a fast and accurate way to compute Z-scores without any internet connection or complex software.

What This Extension Does

This tool lets you input a raw value, the dataset's mean, and standard deviation — and instantly provides the Z-score. It's ideal for quick calculations in academic or professional contexts, all from within your browser.

No signup, no data collection, no external website required.

Key Features

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

Store average score--Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average--Average computed only from synced review bodies below
Reviews with text0Synced review bodies
Total ratings / reviews0Chrome Web Store public rating/review count

Store average score: --. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

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No synced review text is available yet.
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