{"uid":"cap_FnfIopbdbnhYBFRT9yGCL","slug":"kihustle-sample-size-estimator-308f7aa3","name":"KiHustle Sample Size Estimator","description":"Kostenlose Guides, Solo-Playbooks und Artikel zu KI, Automation und Side Hustles — für Menschen, die mit echten Systemen online Einkommen aufbauen wollen. Transparent finanziert über faire Affiliate-Links.","url":"https://kihustle.tech/bot-bazaar/api/v1/sample-size-estimator?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"std_dev":{"type":"number"},"confidence":{"type":"number"},"margin_error":{"type":"number"}}},"responseSchema":{"type":"json","example":{"result":"processed","status":"success"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0g-2Pvpqa3FVYXrKJBh_H","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates the required statistical sample size given standard deviation, confidence level, and margin of error","exampleAgentPrompt":"Calculate the sample size I need for my survey where the standard deviation is 15, I want a 95% confidence level, and my acceptable margin of error is 3.","exampleUseCases":[{"title":"Survey design for market research","prompt":"I'm planning a customer satisfaction survey and my pilot data shows a standard deviation of 12. I need 95% confidence with a margin of error of 5 — how many respondents do I need?"},{"title":"Clinical trial participant planning","prompt":"Help me figure out the minimum number of participants I need for my clinical study. The standard deviation is 8.5, confidence level should be 99%, and I can tolerate a margin of error of 2."},{"title":"A/B test sample sizing","prompt":"I'm setting up an A/B test and estimating a standard deviation of 20 in my metric. I want 90% confidence and a margin of error no larger than 4 — what sample size should I target?"}],"resultDescription":"A JSON object with a 'result' field containing the computed recommended sample size and a 'status' field confirming successful processing.","failureModes":["Missing required parameters (std_dev, confidence, or margin_error) result in an error response","Invalid numeric values (e.g. confidence outside 0-1 range or negative std_dev) may cause computation errors","Margin of error set to zero causes division-by-zero failure","Network or payment authorization issues return HTTP 402 if payment is not resolved"],"whenToPreferThis":"Choose this endpoint when you need a quick, programmatic statistical sample size calculation given known standard deviation, confidence level, and margin of error — especially useful in automated research pipelines or agent workflows that need to determine study or survey sizing without relying on a full statistical software stack.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T00:36:11.875Z","isFirstParty":false,"canonicalSlug":"kihustle-sample-size-estimator-222fd339"}