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Data AI

Numbers, comparisons and decisions you can trust. 163 exercises, about 5 minutes each.

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• Average daily call activity after fixing a dialer glitchSales and customer success · Giving the right contextPremium
• Average handle times after removing outage callsCustomer support teams · Giving the right contextPremium
• Average interview panel scores after a recusalHR and recruiting · Giving the right contextPremium
• Average showing feedback scores to prep a seller callReal estate agents · Giving the right contextPremium
• Build a call list of patients you still need to rescheduleNurses and healthcare workers · Giving the right contextPremium
• Build a weighted Q4 forecast after deals move stagesSales and customer success · Keeping the AI to your sourcesPremium
• Calculate a sponsor's Giving Day match from a gift logNonprofit staff · Giving the right contextPremium
• Calculate quarterly turnover by department the right wayHR and recruiting · Giving the right contextPremium
• Calculate total price reduction from the true original listReal estate agents · Giving the right contextPremium
• Catch a chatbot's mistake on your invoice totalFreelancers and creators · Catching mistakes and made-up factsPremium
• Check a gradebook export by recomputing weighted gradesTeachers · Catching mistakes and made-up factsPremium
• Check an AI's commission math against your tiered planSales and customer success · Catching mistakes and made-up factsPremium
• Check an expense report line by line against policy limitsFinance and accounting · Keeping the AI to your sourcesPremium
• Check grant budget lines and whether an overspend needs approvalNonprofit staff · Giving the right contextPremium
• Check holiday shift fairness after an unrecorded swapManagers and team leads · Giving the right contextPremium
• Check salaries against a pay band using full-time equivalentsHR and recruiting · Giving the right contextPremium
• Check sales per labor hour by shift before cutting hoursSmall business owners · Giving the right contextPremium
• Check this month's family spending against the budgetParents and households · Catching mistakes and made-up factsPremium
• Check three discount options against a margin floorSales and customer success · Catching mistakes and made-up factsPremium
• Check your experiment averages after dropping a bad trialHigh school students · Catching mistakes and made-up factsPremium
• Check your first paycheck against your shifts and break ruleHigh school students · Catching mistakes and made-up factsPremium
• Check your paycheck for missing shift differentialsNurses and healthcare workers · Catching mistakes and made-up factsPremium
• Choose which bills fit this week's payment runFinance and accounting · Setting limits and rulesPremium
• Clean a refund queue with duplicate entriesCustomer support teams · Giving the right contextPremium
• Clean up a messy club sign-up listHigh school students · Asking for a format you can usePremium
• Compare a dorm and an apartment over the full school yearCollege students · Giving the right contextPremium
• Compare buying, renting or going digital for a textbookCollege students · Giving the right contextPremium
• Compare cereal sizes by unit price with your store discountParents and households · Giving the right contextPremium
• Compare cleaning quotes priced three different waysSmall business owners · Giving the right contextPremium
• Compare cohort retention after removing a bulk importProduct managers · Giving the right contextPremium
• Compare condos' monthly cost including a special assessmentReal estate agents · Giving the right contextPremium
• Compare cost per hire by recruiting sourceHR and recruiting · Giving the right contextPremium
• Compare family phone plans over a full yearParents and households · Giving the right contextPremium
• Compare overtime cost with hiring a part-timerHR and recruiting · Giving the right contextPremium
• Compare printer leases on your real monthly print volumeOffice and admin · Giving the right contextPremium
• Compare sponsor offers using median views, not a viral flukeFreelancers and creators · Giving the right contextPremium
• Compare summer camps on real cost and pickup timeParents and households · Giving the right contextPremium
• Compare supplier quotes and pick the real cheapestSmall business owners · Asking for a format you can usePremium
• Compare swim programs on cost per class you'll actually attendParents and households · Giving the right contextPremium
• Compare three offers by what the seller actually netsReal estate agents · Asking for a format you can usePremium
• Compare two apartments without letting AI chooseCollege students · Asking for a format you can usePremium
• Compare two job offers side by side without a verdictJob seekers · Asking for a format you can usePremium
• Compare two offers on hourly pay including commute timeJob seekers · Giving the right contextPremium
• Compare two part-time jobs on real weekly take-homeJob seekers · Giving the right contextPremium
• Compare two photo gigs on real hourly payFreelancers and creators · Giving the right contextPremium
• Compare two vendors' yearly cost with the math shownProduct managers · Catching mistakes and made-up factsPremium
• Compare win rates by lead source using closed deals onlySales and customer success · Giving the right contextPremium
• Compute signup funnel step rates without test accountsProduct managers · Giving the right contextPremium
• Convert a lab group's mixed units and average the good trialsCollege students · Catching mistakes and made-up factsPremium
• Count service hours toward graduation with your school's limitsHigh school students · Giving the right contextPremium
• Count support tickets into the top three themesProduct managers · Catching mistakes and made-up factsPremium
• Decide between a monthly retainer and hourly billingFreelancers and creators · Giving the right contextPremium
• Decide whether to buy or rent a lens for a year of shootsFreelancers and creators · Giving the right contextPremium
• Decide which recurring meetings to keep, shorten or cancelManagers and team leads · Giving the right contextPremium
• Estimate how long a ticket backlog takes to clearCustomer support teams · Giving the right contextPremium
• Estimate this year's cost of two open rolesManagers and team leads · Giving the right contextPremium
• Estimate what a price increase does to monthly revenueSmall business owners · Giving the right contextPremium
• Explain a budget overspend with the math firstManagers and team leads · Catching mistakes and made-up factsPremium
• Explain a budget sheet's formulas in plain wordsFinance and accounting · Saying who it's forPremium
• Explain a support metrics sheet's formulas to a new team leadCustomer support teams · Saying who it's forPremium
• Explain the biggest budget variances to your CFOFinance and accounting · Keeping the AI to your sourcesPremium
• Figure out your quarterly set-aside from paid invoices onlyFreelancers and creators · Giving the right contextPremium
• Figure out your semester funding gap without the loanCollege students · Giving the right contextPremium
• Fill in a hiring scorecard with evidence, not vibesManagers and team leads · Keeping the AI to your sourcesPremium
• Fill in a mileage claim with round trips and no commuteOffice and admin · Giving the right contextPremium
• Find a fair salary ask from posted pay rangesJob seekers · Giving the right contextPremium
• Find quiz questions to reteach after removing absent zerosTeachers · Giving the right contextPremium
• Find the food pantry's busiest day after a holiday closureNonprofit staff · Giving the right contextPremium
• Find the over-budget categories in a spending exportOffice and admin · Keeping the AI to your sourcesPremium
• Find which bakery items to bake less of from waste ratesSmall business owners · Giving the right contextPremium
• Find which budget lines your club overspentCollege students · Setting limits and rulesPremium
• Find which food truck item earns the least per weekSmall business owners · Keeping the AI to your sourcesPremium
• Find which invoices still qualify for early-payment discountsFinance and accounting · Giving the right contextPremium
• Find which job search channel actually gets you interviewsJob seekers · Catching mistakes and made-up factsPremium
• Flag chronic absence using your district's ruleTeachers · Giving the right contextPremium
• Flag out-of-range readings in a vaccine fridge logNurses and healthcare workers · Giving the right contextPremium
• Flag who is averaging too many hours, with the math shownManagers and team leads · Catching mistakes and made-up factsPremium
• Forecast this week's closing cash against a minimum balanceFinance and accounting · Giving the right contextPremium
• Get a straight answer on two summer optionsHigh school students · Giving the right contextPremium
• Group survey comments into the top 3 complaint themesCustomer support teams · Keeping the AI to your sourcesPremium
• Help an overloaded report decide what to dropManagers and team leads · Giving the right contextPremium
• Label budget variances favorable or unfavorable after a prepaymentFinance and accounting · Giving the right contextPremium
• Label churned accounts by their main reasonProduct managers · Asking for a format you can usePremium
• Make a go/no-go call that follows the launch criteriaProduct managers · Catching mistakes and made-up factsPremium
• Make a three-bullet payback case for a software purchaseFinance and accounting · Catching mistakes and made-up factsPremium
• Make the case for one more hire with current numbersManagers and team leads · Keeping the AI to your sourcesPremium
• Match a supplier invoice against the PO and what arrivedOffice and admin · Giving the right contextPremium
• Measure meeting room use by check-ins, not bookingsOffice and admin · Giving the right contextPremium
• Measure what a mistake cost on your electric billParents and households · Giving the right contextPremium
• Merge a messy chat thread of supply requests into one orderOffice and admin · Asking for a format you can usePremium
• Normalize feature request counts by active usersProduct managers · Giving the right contextPremium
• Pick a temp agency with your own weighted criteriaManagers and team leads · Giving the right contextPremium
• Pick a user research tool with your team's weightsProduct managers · Giving the right contextPremium
• Pick budget cuts that hit the target without touching protected linesFinance and accounting · Setting limits and rulesPremium
• Pick which job applications to follow up on this weekJob seekers · Keeping the AI to your sourcesPremium
• Plan holiday gifts that fit the family budgetParents and households · Catching mistakes and made-up factsPremium
• Post the weekly support numbers with the miss firstCustomer support teams · Asking for a format you can usePremium
• Post this week's support numbers in last week's formatManagers and team leads · Showing an example of what you wantPremium
• Price a listing from comps after tossing a bad oneReal estate agents · Keeping the AI to your sourcesPremium
• Project renewal revenue with a price uplift and a locked contractSales and customer success · Giving the right contextPremium
• Pull follow-up leads from an open house sign-in sheetReal estate agents · Asking for a format you can usePremium
• Pull the overdue deals out of a pipeline exportSales and customer success · Giving the right contextPremium
• Rank agent CSAT while flagging tiny samplesCustomer support teams · Giving the right contextPremium
• Rank five features with RICE scores you can checkProduct managers · Catching mistakes and made-up factsPremium
• Rank job openings with your career coach's weightsJob seekers · Giving the right contextPremium
• Recommend a scheduling tool from messy demo notesManagers and team leads · Keeping the AI to your sourcesPremium
• Recount appointment no-shows after same-day reschedulesNurses and healthcare workers · Giving the right contextPremium
• Recount SLA breaches after fixing weekend ticketsCustomer support teams · Giving the right contextPremium
• Report an A/B test result without the buggy first daysProduct managers · Giving the right contextPremium
• Report clinic wait times without an outage dayNurses and healthcare workers · Giving the right contextPremium
• Report compliance training completion without people on leaveManagers and team leads · Giving the right contextPremium
• Report four program numbers to the board against their goalsNonprofit staff · Catching mistakes and made-up factsPremium
• Report patient portal sign-up rates by clinic siteNurses and healthcare workers · Giving the right contextPremium
• Report pulse survey changes in points, not percentManagers and team leads · Giving the right contextPremium
• Report quota attainment after a canceled deal and a late startSales and customer success · Keeping the AI to your sourcesPremium
• Report staff flu shot compliance by departmentNurses and healthcare workers · Giving the right contextPremium
• Report the hiring pipeline in one line per roleHR and recruiting · Asking for a format you can usePremium
• Rescore a feature backlog with RICE after a new estimateProduct managers · Catching mistakes and made-up factsPremium
• Score three venues for a club formal with weighted criteriaCollege students · Setting limits and rulesPremium
• Screen youth program applicants against the eligibility rulesNonprofit staff · Keeping the AI to your sourcesPremium
• Show employees their yearly share of health premiumsHR and recruiting · Giving the right contextPremium
• Sort a month of bank charges into family budget categoriesParents and households · Catching mistakes and made-up factsPremium
• Sort churn survey answers into reason categoriesProduct managers · Giving the right contextPremium
• Sort out who still owes club dues from a messy payment logHigh school students · Giving the right contextPremium
• Split a quarterly supply budget by headcount with internsOffice and admin · Giving the right contextPremium
• Split a shared cabin trip with kids counting as halfParents and households · Giving the right contextPremium
• Split a training budget by the rules, with the mathManagers and team leads · Catching mistakes and made-up factsPremium
• Split a utilities bill when a roommate moved in mid-monthCollege students · Giving the right contextPremium
• Spot which items will run out before a reorder arrivesSmall business owners · Giving the right contextPremium
• Sum open invoices into aging buckets after a late paymentFinance and accounting · Giving the right contextPremium
• Summarize rating distribution with the percentages shownHR and recruiting · Catching mistakes and made-up factsPremium
• Tally birthday party RSVPs from a messy group chatParents and households · Keeping the AI to your sourcesPremium
• Total a department's card spending by categoryFinance and accounting · Catching mistakes and made-up factsPremium
• Total candidate scorecards and pick who advancesManagers and team leads · Catching mistakes and made-up factsPremium
• Total reading log minutes using your class rulesTeachers · Giving the right contextPremium
• Total up a bake sale tally and show the mathHigh school students · Catching mistakes and made-up factsPremium
• Total volunteer hours for a grant after catching a typoNonprofit staff · Giving the right contextPremium
• Triage six bugs using your team's priority rulesProduct managers · Giving the right contextPremium
• Turn a class vote into four discussion norms for a posterTeachers · Asking for a format you can usePremium
• Turn a meal plan into a priced grocery listParents and households · Showing an example of what you wantPremium
• Turn a messy hours log into invoice lines with a scope capFreelancers and creators · Keeping the AI to your sourcesPremium
• Turn a messy RSVP list into a caterer headcountOffice and admin · Asking for a format you can usePremium
• Turn rubric scores into weighted essay gradesTeachers · Giving the right contextPremium
• Turn scattered job application notes into a clean status listJob seekers · Asking for a format you can usePremium
• Use past show-up rates to plan food for a club eventCollege students · Giving the right contextPremium
• Work out a clinic supply reorder from par levelsNurses and healthcare workers · Keeping the AI to your sourcesPremium
• Work out a field trip's per-student cost after a PTA giftTeachers · Giving the right contextPremium
• Work out a gala's break-even guest count with a sponsorNonprofit staff · Giving the right contextPremium
• Work out a rental listing's monthly cash flow for a buyerReal estate agents · Giving the right contextPremium
• Work out how many months your savings last while job huntingJob seekers · Giving the right contextPremium
• Work out how much sponsors still owe after a withdrawalNonprofit staff · Giving the right contextPremium
• Work out how much the class trip fund still needsHigh school students · Giving the right contextPremium
• Work out the babysitter's weekly pay with a late-night rateParents and households · Giving the right contextPremium
• Work out ticket category shares after fixing mis-tagsCustomer support teams · Keeping the AI to your sourcesPremium
• Work out when each new hire's benefits startHR and recruiting · Catching mistakes and made-up factsPremium
• Work out your net commission on three closingsReal estate agents · Giving the right contextPremium
• Work out your weighted GPA with honors and AP bumpsHigh school students · Giving the right contextPremium
• Write a 3-sentence donor retention readout for the boardNonprofit staff · Keeping the AI to your sourcesPremium
• Write a 3-sentence hours burn readout after a change orderManagers and team leads · Giving the right contextPremium
• Write a grant budget justification with the math on every lineNonprofit staff · Catching mistakes and made-up factsPremium
• Write an A/B test readout that follows the decision ruleProduct managers · Keeping the AI to your sourcesPremium
• Write the top three open launch risks with ownersProduct managers · Asking for a format you can usePremium
• Write weekly KPI commentary with the miss firstProduct managers · Asking for a format you can usePremium