{"uid":"cap_atXnMV-0_6apg_usLbiLs","slug":"sampling-observations-numeric-distribution-two-measure-correlation-d87a3836","name":"Sampling Observations — Numeric Distribution + Two-Measure Correlation","description":"Sampling observations — Numeric distribution + Two-measure correlation: Numeric distribution + Two-measure correlation for supplied sampling observations records (sample_value, sample_weight). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.","url":"https://market.datapackvibe.com/x402/assistant-ib26-analytics-15-081?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","items":{"type":"object","required":["row_id","dataset_group","date","sample_value","sample_weight"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"sample_value":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"dataset_group":{"type":"string","default":"","maxLength":80},"sample_weight":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","sample_value":10,"dataset_group":"group-a","sample_weight":1},{"date":"2026-10-02","row_id":"row-2","sample_value":20,"dataset_group":"group-b","sample_weight":2},{"date":"2026-10-03","row_id":"row-3","sample_value":15,"dataset_group":"group-a","sample_weight":3},{"date":"2026-10-04","row_id":"row-4","sample_value":30,"dataset_group":"group-b","sample_weight":4}],"maxItems":200,"minItems":1},"field":{"enum":["sample_value","sample_weight"],"type":"string","default":"sample_value"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4BzC0wHNV7pCooo_nqx9Q","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a numeric distribution analysis and a two-measure correlation report for up to 200 sampling observation records (sample_value, sample_weight) using local analytical engines.","exampleAgentPrompt":"I have up to 200 sampling observation rows with sample_value and sample_weight fields — can you run both a numeric distribution report and a two-measure correlation analysis on them, analyzing the sample_value field specifically?","exampleUseCases":[{"title":"Survey response distribution analysis","prompt":"I have 150 survey response records each with a numeric score as sample_value and a respondent weight as sample_weight — can you give me both a distribution breakdown of the scores and a correlation report between the two measures?"},{"title":"Quality control sample inspection","prompt":"Here are 80 QC sampling observations from our manufacturing line, with measured values and weights — can you analyze the numeric distribution of the measured values and also tell me how correlated the measurements are with the weights?"},{"title":"Weighted population sample statistics","prompt":"I've got a dataset of 200 population sample rows tagged by group and date, each with a sample_value and sample_weight — please run the numeric distribution and two-measure correlation reports on the sample_value field."}],"resultDescription":"Returns two analytical reports: (1) a numeric distribution report describing the spread, central tendency, and shape of the selected field across the supplied rows, and (2) a two-measure correlation report quantifying the statistical relationship between sample_value and sample_weight across the dataset. Both reports are computed locally from the supplied data with no external lookups.","failureModes":["Fewer than 1 row provided — request rejected","More than 200 rows submitted — request rejected","Non-numeric or null values in sample_value or sample_weight may reduce correlation reliability","Invalid date format (not YYYY-MM-DD) causes schema validation failure","Missing required fields (row_id, dataset_group, date, sample_value, sample_weight) causes rejection"],"whenToPreferThis":"Choose this endpoint when you need both a numeric distribution summary and a correlation analysis between two numeric measures on sampling observation data in a single API call. It is ideal for lightweight statistical profiling of datasets up to 200 rows where no external data lookup, prediction, or professional assessment is needed, and when you want both reports bundled for $0.01 USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:39:15.695Z","isFirstParty":false,"canonicalSlug":"sampling-observations-numeric-distribution-two-measure-correlation-d87a3836"}