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Data Analytics & Visualization Flashcards

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  1. A tobacconist notices that humidor cigar sales spike every Friday afternoon. Which type of chart best communicates this weekly pattern to store management?

    Answer: Line chart with time on the x-axis

    A line chart with time on the x-axis clearly shows trends and recurring patterns such as weekly sales spikes.

  2. Which KPI is most useful for evaluating whether a tobacco retail store's pricing strategy is effective?

    Answer: Gross margin percentage by product category

    Gross margin percentage by product category directly measures how effectively pricing covers costs and generates profit.

  3. When analyzing cigar sales data, what does a high standard deviation in daily revenue indicate?

    Answer: Revenue varies widely from day to day

    A high standard deviation means daily revenue fluctuates significantly, signaling inconsistent sales performance.

  4. A retailer wants to identify which premium cigar brands contribute to 80% of total revenue. Which analytical technique applies?

    Answer: Pareto analysis (80/20 rule)

    Pareto analysis identifies the vital few products responsible for the majority of revenue, following the 80/20 principle.

  5. Which dashboard element would best alert a tobacconist manager when humidor humidity falls outside the safe range?

    Answer: A conditional-formatted gauge or alert indicator

    Conditional-formatted gauges or alert indicators visually flag when a metric breaches a threshold, enabling immediate action.

  6. In retail tobacco analytics, what does 'sell-through rate' measure?

    Answer: The percentage of received inventory sold within a given period

    Sell-through rate measures the percentage of inventory received that is sold within a specific timeframe, indicating inventory efficiency.

  7. A tobacconist's POS report shows average transaction value dropped 12% over the past quarter. Which follow-up analysis is most appropriate?

    Answer: Segment transactions by product category to find where value declined

    Segmenting by product category pinpoints which product lines drove the decline in average transaction value.

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Sources & references

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  1. tobacconistuniversity.org — Test delivery, eligibility, fees, exam format, passing score, renewal, retake fee, score validity · verified Oct 2026