{"uid":"cap_o-xUfO-Q2or67VjXkp_b3","slug":"survey-participation-base-100-series-missing-value-fill-5412acb1","name":"Survey Participation Base-100 Series + Missing-Value Fill","description":"Survey participation — Base-100 series + Explicit missing-value fill: Base-100 series + Explicit missing-value fill for supplied survey participation records (respondents, invitations). 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-education-10-169?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","items":{"type":"object","required":["row_id","course_group","date","respondents","invitations"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"invitations":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"respondents":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"course_group":{"type":"string","default":"","maxLength":80}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","invitations":1,"respondents":10,"course_group":"group-a"},{"date":"2026-10-02","row_id":"row-2","invitations":2,"respondents":20,"course_group":"group-b"},{"date":"2026-10-03","row_id":"row-3","invitations":3,"respondents":15,"course_group":"group-a"},{"date":"2026-10-04","row_id":"row-4","invitations":4,"respondents":30,"course_group":"group-b"}],"maxItems":200,"minItems":1},"field":{"enum":["respondents","invitations"],"type":"string","default":"respondents"},"method":{"enum":["zero","mean","median"],"type":"string","default":"median"},"base_index":{"type":"integer","default":0,"maximum":199,"minimum":0}}},"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_z9Oq2ITGgnahu8bBIoYaP","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 base-100 indexed time series and fills missing values for survey participation data (respondents and/or invitations) across up to 200 rows.","exampleAgentPrompt":"I have 4 rows of survey participation data for two course groups — row-1 through row-4 from 2026-10-01 to 2026-10-04, with respondents like 10, null, 15, 30 and invitations 1, 2, 3, 4 — can you build a base-100 index on the respondents field starting from row index 0 and fill any missing values using the median?","exampleUseCases":[{"title":"Normalizing course group response trends","prompt":"I have weekly survey response counts for group-a and group-b across 12 weeks, some weeks have null respondents. Can you index the respondents field to base 100 starting from week 0 and fill in the missing values using the mean, so I can compare participation trends across groups?"},{"title":"Auditing invitation rate completeness","prompt":"Our survey platform exported 80 rows of invitation and respondent data by date and course group, but some invitation values are missing. Can you run the base-100 series on the invitations field starting at index 0 and fill missing entries with zero so we have a clean indexed dataset?"},{"title":"Baseline participation benchmarking for education report","prompt":"I need to benchmark student survey participation for a quarterly education report — I have 150 rows with course_group, date, respondents, and invitations. Please create a base-100 indexed series for respondents from the first row and impute any nulls using median, and give me both analytical reports."}],"resultDescription":"Returns two analytical reports: (1) a base-100 indexed series for the chosen field (respondents or invitations), rebased to 100 at the specified row index; (2) a dataset with missing values in the chosen field explicitly filled using the selected method (zero, mean, or median). Both reports are computed locally on the up-to-200 supplied rows with no external data lookup.","failureModes":["Fewer than 1 row supplied — rejected by minItems constraint","More than 200 rows supplied — rejected by maxItems constraint","Missing required fields (row_id, course_group, date, respondents, invitations) on any row","Invalid date format (must match YYYY-MM-DD pattern)","base_index value exceeds number of supplied rows","Field or method enum value not in allowed set","All values for the target field are null, making mean/median imputation undefined"],"whenToPreferThis":"Choose this endpoint when you have raw survey participation tabular data (respondents and invitations by course group and date) and need both a normalized base-100 time series and missing-value imputation in a single low-cost call. It is ideal for offline/batch analytical preparation of education survey exports before visualization or reporting, when no live data lookup or prediction is needed and the dataset fits within 200 rows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T19:10:26.641Z","isFirstParty":false,"canonicalSlug":"survey-participation-base-100-series-missing-value-fill-5412acb1"}