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Z-Score Calculator
x402
Z-Score Calculator is a paid API for AI agents from kihustle.tech, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-10).
Computes the z-score (standard score) for a given value relative to a distribution defined by mean and standard deviation
Price / call$0.002
Success—
StatusUnknown
How this service works
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Output
Returns a JSON object with a 'result' field containing the computed z-score and a 'status' field indicating success. The z-score represents how many standard deviations the input value lies above or below the mean.
Example use cases
Outlier detection in test scores
“A student scored 92 on an exam where the class mean was 74 and the standard deviation was 8. What's the z-score so I can tell if that's unusually high?”
Quality control measurement check
“In our manufacturing process the average part weight is 500g with a standard deviation of 12g. One part weighed 530g — can you compute its z-score to see if it's out of spec?”
Fitness metric normalization
“My resting heart rate is 58 bpm. The population mean is 72 bpm with a standard deviation of 11. Calculate my z-score so I know where I stand relative to the population.”
Technical details
Endpoint
POSThttps://kihustle.tech/bot-bazaar/api/v1/z-score-calculator?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a quick, on-demand z-score computation without setting up local statistical libraries. Ideal for lightweight agent workflows that need to standardize individual data points, flag outliers, or compare values across different distributions in real time.
Side effects
- Standard deviation of zero causes division-by-zero error
- Missing required fields (mean, value, std_dev) may return an error or null result
- Non-numeric inputs may cause a processing failure
- Extremely large or small numbers may produce precision issues
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| mean | number | |
| value | number | |
| std_dev | number |
Output
Schema · Response
{
"type": "json",
"example": {
"result": "processed",
"status": "success"
}
}Tags
x402
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