201 prompts · page 4 of 5

Data Analysis Prompts

Prompts for querying, cleaning, summarizing, and charting data. Describe your dataset and the question, and get usable steps back.

Data AnalysisOutlier handling
Pick an outlier handling strategy for a column

You are a careful statistician. Column: {{column_name}} from {{dataset_description}}. Here is the distribution summary: {{distribution_summary}}. The downstream use is: {{downstrea...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#outliers#statistics#data-cleaning#distribution
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Data AnalysisWindow functions
Write window-function ranking and running totals

You are a SQL expert in {{sql_dialect}}. Table: {{table_name}} with columns {{relevant_columns}}. I need these in one or more clean queries: 1. Rank rows within each {{partition_co...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#window-functions#ranking#running-total
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Data AnalysisRFM segmentation
Build RFM customer segments

You are a customer analytics lead. Order table: {{orders_table}} with customer id, order date {{date_column}}, and order value {{value_column}}. Analysis date: {{analysis_date}}. I...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#rfm#segmentation#sql#customer-analytics
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Data AnalysisConfounder audit
Audit a claimed correlation for hidden confounders

Act as a skeptical analyst trained in causal reasoning. Claim: "{{claimed_relationship}}". Available variables: {{available_variables}}. Context: {{context}}. Pressure-test the cla...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#causal-inference#confounders#statistics#critical-thinking
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Data AnalysisData dictionary
Generate a data dictionary from a sample

You are a data steward. Here is a sample of {{table_name}} (header plus rows): {{sample_rows}} Produce a data dictionary as a table with columns: field name, inferred type, descrip...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#documentation#metadata#data-dictionary#schema
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Data AnalysisFunnel diagnosis
Diagnose where a conversion funnel leaks

You are a growth analyst. Funnel steps and counts: {{funnel_steps}} Segments available for slicing: {{segments}}. Analyze: 1. Step-to-step conversion and overall conversion. 2. The...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#funnel#conversion#growth#diagnosis
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Data AnalysisJSON flattening
Flatten nested JSON into a flat table

You are a data engineer. Here is a representative JSON object from {{source}}: {{json_sample}} I want a flat table where each {{row_grain}} is one row. Provide: 1. {{tool}} code to...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#json#etl#flattening#data-engineering
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Data AnalysisSurvival analysis
Model churn with a survival curve

Act as a retention scientist. I have subscription data with start date, end date (or still active), and an optional segment {{segment_column}}. Source: {{table_name}}. Guide me thr...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#survival-analysis#churn#kaplan-meier#retention
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Data AnalysisDashboard layout
Plan a dashboard layout for an audience

You are a BI designer who follows the inverted-pyramid principle. Audience: {{audience}} (e.g. executives, ops team). Decision they need to make: {{decision}}. Available data: {{av...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#dashboard#bi#visualization#ux
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Data AnalysisNL to SQL
Translate a plain-English question into SQL

You are a SQL translator working against this schema: {{schema}} Dialect: {{sql_dialect}}. Question: "{{question}}". Respond with: 1. A restatement of the question to confirm inten...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#nl2sql#querying#schema
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Data AnalysisPower analysis
Calculate the sample size for a planned test

Act as an experiment-design statistician. I want to detect a minimum effect of {{mde}} on metric {{metric}}. Baseline rate or mean: {{baseline}}. Baseline variance or standard devi...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#power-analysis#sample-size#experimentation#statistics
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Data AnalysisAnomaly alerts
Design anomaly alert rules that avoid false alarms

You are an SRE-minded analytics engineer. Metric to monitor: {{metric}}, normally around {{normal_range}}, with {{seasonality_note}}. Cost of a missed anomaly: {{miss_cost}}. Cost...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#anomaly-detection#alerting#monitoring#thresholds
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Data AnalysisInsight narration
Turn a chart into an executive narrative

You are an analyst who writes for busy executives. Here is what the chart shows: {{chart_description}}. Key data points: {{key_numbers}}. Business context: {{context}}. Write the n...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#insights#storytelling#executive#reporting
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Data AnalysisGeo clustering
Cluster geographic points into regions

You are a geospatial analyst. I have points with latitude, longitude and {{weight_column}} from {{dataset_description}}. Goal: {{clustering_goal}} (e.g. service zones, store catchm...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#geospatial#clustering#dbscan#mapping
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Data AnalysisSCD modeling
Implement a slowly changing dimension (Type 2)

You are a data warehouse modeler. Dimension: {{dimension_name}} with attributes {{tracked_attributes}}. Source table: {{source_table}}. Dialect: {{sql_dialect}}. Design a Type 2 sl...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#data-warehouse#scd#sql#dimensional-modeling
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Data AnalysisScorecard model
Build a weighted scoring model from criteria

You are a decision analyst. Items to score: {{items}}. Criteria with rough importance: {{criteria_and_importance}}. Build a transparent scoring model: 1. Normalize each criterion t...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#scoring#decision-analysis#ranking#weights
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Data AnalysisText EDA
Run EDA on a free-text column

You are a text analytics specialist. Column: {{text_column}} from {{dataset_description}} ({{row_count}} rows). Profile it: 1. Give {{tool}} code for length distribution (chars, wo...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#text-analytics#eda#nlp#profiling
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Data AnalysisPareto analysis
Run a Pareto 80/20 analysis

You are an operations analyst. I want to find the vital few in {{category_column}} that drive most of {{measure_column}}. Source: {{table_name}}. Dialect or tool: {{tool}}. Deliver...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#pareto#80-20#prioritization#analysis
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Data AnalysisImputation
Choose a missing-value imputation strategy

You are a data scientist careful about bias. Columns with missing values and their null rates: {{missing_summary}}. The missingness pattern looks like: {{missingness_notes}}. Downs...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#imputation#missing-data#data-cleaning#bias
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Data AnalysisFeature ideas
Brainstorm features for a prediction target

You are a feature engineering partner. Prediction target: {{target}}. Raw columns available: {{raw_columns}}. Grain of one row: {{row_grain}}. Brainstorm features: 1. Propose 15 ca...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#feature-engineering#machine-learning#modeling#leakage
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Data AnalysisFX normalization
Normalize multi-currency amounts for analysis

You are a finance data analyst. Transactions table {{table_name}} has amount, currency code, and transaction date {{date_column}}. Reporting currency: {{reporting_currency}}. FX ra...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#finance#currency#sql#normalization
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Data AnalysisControl charts
Build a control chart for process monitoring

You are a quality engineer using statistical process control. Process metric: {{metric}}, sampled {{sampling_note}}. Recent values: {{recent_values}}. Build an SPC view: 1. Choose...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#spc#control-chart#quality#monitoring
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Data AnalysisBasket analysis
Find product associations (market basket)

You are a retail analyst. Transaction-item data from {{table_name}} with order id and product id. Run market basket analysis: 1. Explain support, confidence and lift in one line ea...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#market-basket#association-rules#retail#cross-sell
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Data AnalysisData tests
Write data validation tests for a pipeline

You are a data reliability engineer. Table: {{table_name}} with key columns {{key_columns}}. Known business rules: {{business_rules}}. Design a validation test suite: 1. Schema tes...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#data-quality#testing#pipeline#validation
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Data AnalysisPrice elasticity
Estimate price elasticity from sales data

You are a pricing analyst. Data: {{table_name}} with product, price, units sold, and time period {{period_column}}. Product or segment to analyze: {{product}}. Estimate elasticity:...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#pricing#elasticity#regression#economics
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Data AnalysisHierarchy SQL
Traverse a hierarchy with a recursive CTE

You are a SQL specialist in {{sql_dialect}}. Table {{table_name}} stores a hierarchy with id {{id_column}} and parent id {{parent_column}}, plus {{label_column}}. Write recursive C...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#recursive-cte#hierarchy#tree
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Data AnalysisAttribution
Compare marketing attribution models

You are a marketing analytics lead. Touchpoint data: {{table_name}} with user id, channel, timestamp, and a conversion flag. Compare attribution models: 1. Compute credit per chann...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#attribution#marketing-analytics#channels#conversion
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Data AnalysisCalendar table
Generate a date spine / calendar dimension

You are a data warehouse engineer in {{sql_dialect}}. Build a calendar dimension from {{start_date}} to {{end_date}}: 1. One row per day with date key, year, quarter, month, week,...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#calendar-table#date-dimension#data-warehouse
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Data AnalysisDistribution fitting
Identify which distribution fits a sample

You are a statistician. Sample: values of {{variable}} from {{dataset_description}}; here is a summary or a sample: {{sample_or_summary}}. Fit a distribution: 1. Suggest candidate...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#statistics#distribution#goodness-of-fit#modeling
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Data AnalysisSpreadsheet formatting
Design conditional formatting rules for a sheet

You are a spreadsheet design expert for {{spreadsheet_app}}. My sheet has columns: {{columns}}. Readers need to spot: {{what_to_highlight}}. Design conditional formatting: 1. Defin...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#spreadsheet#formatting#excel#accessibility
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Data AnalysisMonte Carlo
Run a Monte Carlo forecast with uncertainty

You are a quantitative analyst. Goal: forecast {{outcome}} for {{horizon}}. Inputs and their uncertainty: {{input_assumptions}} (each with a plausible range or distribution). Build...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#monte-carlo#forecasting#uncertainty#simulation
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Data AnalysisPII detection
Classify and flag PII across a dataset

You are a data privacy analyst. Here are the column names and sample values of {{table_name}}: {{columns_and_samples}} Produce a PII inventory: 1. Classify each column as direct id...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#pii#privacy#anonymization#compliance
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Data AnalysisRetention metrics
Compute both classic and rolling retention

You are a product analytics engineer in {{sql_dialect}}. Events table: {{events_table}} with user id and event date {{date_column}}. Define day 0 as each user's first event. Comput...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#retention#sql#product-analytics#metrics
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Data AnalysisChart selection
Choose the right chart for a comparison

You are a data visualization coach. What I want the reader to understand: "{{message}}". The data: {{data_shape}} (number of categories, time component, parts-of-whole, distributio...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#visualization#chart-selection#design#communication
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Data AnalysisDriver analysis
Mine segments that drive a metric change

You are a diagnostic analyst. Metric {{metric}} changed from {{before_value}} to {{after_value}} between {{before_period}} and {{after_period}}. Dimensions to slice by: {{dimension...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#driver-analysis#decomposition#diagnosis#metrics
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Data AnalysisArray aggregation
Aggregate rows into arrays and JSON objects

You are a SQL engineer in {{sql_dialect}}. I want to collapse child rows from {{child_table}} into one row per {{parent_key}}. Provide queries that: 1. Aggregate {{value_column}} i...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#aggregation#json#arrays
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Data AnalysisParadox check
Check an aggregate result for Simpson's paradox

You are a vigilant statistician. Aggregate finding: "{{aggregate_finding}}". Possible grouping variable that could reverse it: {{grouping_variable}}. Data context: {{context}}. Che...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#simpsons-paradox#statistics#bias#aggregation
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Data AnalysisForecast backtest
Backtest and score a forecast

You are a forecasting analyst. Series: {{series_description}} at {{frequency}} frequency. Forecast method in question: {{forecast_method}}. Set up a backtest: 1. Recommend a time-a...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#forecasting#backtesting#accuracy#validation
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Data AnalysisUnit economics
Model unit economics from raw metrics

You are a finance-savvy analyst. Inputs available: {{available_metrics}} (e.g. ARPU, gross margin, churn, marketing spend, new customers). Build a unit economics model: 1. Derive L...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#unit-economics#ltv#cac#finance
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Data AnalysisCSV cleanup
Plan a robust import for a messy CSV

You are a data ingestion specialist. Here is the head of a messy file from {{source}}: {{csv_head}} Symptoms I have seen: {{symptoms}} (e.g. wrong delimiter, mixed encodings, dates...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#csv#ingestion#data-cleaning#encoding
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Data AnalysisCorrelation matrix
Build and interpret a correlation heatmap

You are an EDA analyst. Numeric columns: {{numeric_columns}} from {{dataset_description}}. Build and read a correlation heatmap: 1. Give {{tool}} code for a correlation matrix and...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#correlation#eda#heatmap#feature-selection
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Data AnalysisSessionization
Sessionize a raw event stream

You are an analytics engineer in {{sql_dialect}}. Events table: {{events_table}} with user id, event timestamp {{timestamp_column}}, and event type. Session timeout: {{timeout}} of...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#sessionization#events#product-analytics
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Data AnalysisPercentile SQL
Compute percentiles and weighted medians in SQL

You are a SQL analyst in {{sql_dialect}}. Table: {{table_name}} with value column {{value_column}} and optional weight {{weight_column}} and group {{group_column}}. Provide queries...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#percentile#median#statistics
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Data AnalysisMetric tree
Define a metric tree for a north-star goal

You are a metrics architect. North-star metric: {{north_star}}. Business model in one line: {{business_model}}. Teams that own levers: {{teams}}. Build a metric tree: 1. Decompose...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#metrics#north-star#metric-tree#strategy
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Data AnalysisML framing
Frame a vague business ask as an ML problem

You are a pragmatic ML lead who pushes back on hype. The business ask: "{{business_ask}}". Data we have: {{available_data}}. The decision the output will inform: {{decision}}. Fram...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#machine-learning#problem-framing#modeling#strategy
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Data AnalysisData cleaning
Plan a data cleaning pass

You are a data analyst. I have a dataset about: {{dataset}}. Known issues: {{issues}}. Tool: {{tool}}. Give me a cleaning plan: 1. Checks to run first to understand the data (shape...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#data-cleaning#data-analysis#etl#quality
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Data AnalysisSQL query
Turn a business question into SQL

You are a SQL analyst. Database tables and key columns: {{schema}} Business question: {{question}}. SQL dialect: {{dialect}}. Do this: 1. Restate the question precisely, noting any...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#sql#data-analysis#query#analytics
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Data AnalysisEDA
Run an exploratory data analysis

Act as a data scientist doing exploratory analysis. Dataset description: {{dataset}}. Goal of the analysis: {{goal}}. Lay out an EDA plan: 1. The first summary stats and distributi...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#eda#data-analysis#statistics#exploration
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Data AnalysisChart choice
Choose the right chart for your data

You are a data visualization expert. What I want to show: {{message}}. The data: {{data_shape}}. Audience: {{audience}}. Recommend: 1. The best chart type for this message and why....

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#visualization#charts#data-analysis#communication
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Data AnalysisClean data
Plan a messy CSV cleanup

Act as a data wrangler. Here is a sample of my messy data (first rows and column headers): {{sample}} What I want to do with it afterward: {{goal}}. Produce a cleaning plan: 1. Iss...

Claude Opus 4.8GPT-5Gemini 2.5 Pro
#data#cleaning#csv#analysis
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