146 prompts matching "power query"
Help me design a hypothesis test for a product experiment. Context: - Hypothesi...
I have an events table (event_name, user_id, event_time, properties JSON). Write...
I have a budget spreadsheet in wide format: one row per account, then 12 columns...
Act as a senior SQL performance engineer. I will share a slow SQL query, the ta...
Write a 7-email customer onboarding sequence for a [SaaS product / mobile app / ...
You are a data scientist. Help me analyze an A/B test on [METRIC] comparing [VAR...
Help me build a comprehensive pivot table report for [DATA TYPE]. Data context:...
Act as an Excel power user. I have a sales dataset with columns: Date, Region, P...
I have a column of dates in Excel with inconsistent formats: '03/15/2024', '15-M...
Write a portable SQL query (works on PostgreSQL and BigQuery) that produces a mo...
Write a SQL query that finds users stuck mid-funnel for re-engagement. Schema: e...
Help me build a behavioral customer segmentation from [WHAT DATA I HAVE — usage ...
You are an Excel Power Query specialist. Walk me step-by-step through combining ...
You are a world-building consultant. Help me draft a bible for a new fictional s...
Help me calculate the required sample size for an A/B test. Walk me through: def...
I exported a survey to Excel. Each respondent is one row, each question is its o...
A stakeholder asked me 'how is our growth doing?' Help me turn that into a real,...
Write a SQL query that answers this question: [QUESTION]. Tables and columns I h...
You are an Excel Power Query expert. I have a workbook with 12 monthly sales she...
Act as a database performance engineer with deep SQL optimization expertise. Hel...
Generate Power Query M code that consolidates all .xlsx files in a folder into a...
Help me clean a messy CSV export from [SYSTEM NAME] and turn it into an Excel Ta...
I have one column containing several fields concatenated together (name, email, ...
Act as a data reliability engineer. Help me design a data quality SLO framework ...