{"uid":"cap_oNPLOKhUWQad3TFYRs318","slug":"numora-descriptive-statistics-api-68901e86","name":"Numora Descriptive Statistics API","description":"100 pure math computation endpoints for AI agents. Statistics, financial math, linear algebra, equation solving, calculus, number theory, sequence generation, and unit conversions. Zero external dependencies. x402 micropayments on Base.","url":"https://numormo.vercel.app/api/statistics/descriptive","method":"POST","headers":{},"bodySchema":{"type":"object","required":["data"],"properties":{"data":{"type":"array","description":"Numerical dataset"}}},"responseSchema":{"type":"object","required":["success","result","computation"],"properties":{"result":{"type":"object","description":"Computation result varies by endpoint"},"success":{"type":"boolean","description":"Always true on success"},"computation":{"type":"string","description":"Human-readable description of what was computed"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_mn4Pjrjsvf5DHsuej7USS","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes descriptive statistics (mean, median, mode, variance, standard deviation, etc.) for a numerical dataset","exampleAgentPrompt":"Can you compute the descriptive statistics — mean, median, standard deviation, and variance — for this dataset: [12.5, 14.2, 9.8, 15.0, 11.3, 13.7, 10.1]?","exampleUseCases":[{"title":"Student grade distribution analysis","prompt":"I have a list of student exam scores: [78, 85, 92, 61, 74, 88, 95, 70, 83, 67]. Can you calculate the descriptive statistics so I can understand how the class performed overall?"},{"title":"Financial return spread calculation","prompt":"Here are monthly portfolio returns for the past year: [2.1, -0.8, 3.4, 1.2, -1.5, 4.0, 0.6, 2.9, -0.3, 1.8, 3.1, 2.5]. Give me the full descriptive stats — mean, variance, standard deviation — so I can assess the volatility."},{"title":"Sensor data quality summary","prompt":"I've got a batch of temperature sensor readings: [22.1, 22.4, 21.9, 23.0, 22.7, 21.5, 22.8, 23.2, 22.0, 21.8]. Run descriptive statistics on them so I can check if the readings are consistent and within expected range."}],"resultDescription":"Returns a JSON object with success flag, a human-readable computation description, and a result object containing descriptive statistics (e.g. mean, median, mode, variance, standard deviation, min, max, count) computed from the input numerical array.","failureModes":["Empty or missing data array returns validation error","Non-numerical values in the array may cause computation failure","Single-element arrays may produce undefined variance/standard deviation","Malformed request body returns HTTP 400","Network or server timeout on very large arrays"],"whenToPreferThis":"Choose this endpoint when you need fast, serverless, zero-dependency descriptive statistics computation on a numerical array without integrating a full data science library or sending data to an external analytics platform. Ideal for AI agents that need lightweight statistical summaries inline within a workflow, especially when paying per-call via x402 micropayments is acceptable and no persistent state or charting is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:46:35.772Z","isFirstParty":false}