Identify Patterns and Trends PL-300 Practice Questions (Page 1)

Questions 1–5

1. 1application · medium

   A logistics manager wants to predict next quarter's shipment volume based on the last two years of daily data. The manager also wants to see the upper and lower bounds of the prediction to assess risk. The report includes a line chart of daily shipment volume. What should the analyst do?

   • AAdd a constant line at the average daily volume and use the Analyze feature to detect outliers.
   • BAdd a forecast to the line chart with a 95% confidence interval and extend the forecast by 90 days.
   • CAdd error bars using the standard deviation of daily volume.
   • DUse Copilot to summarize the semantic model and ask it to generate a forecast table.
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2. 2foundation · easy

   What is the primary purpose of error bars in a Power BI chart?

   • ATo show the range of uncertainty or variability around each data point
   • BTo display the total value of all data points combined
   • CTo highlight data points that are above a certain threshold
   • DTo connect data points with a smooth line for better readability
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4. 3expert · hard

   A financial analyst is reviewing a line chart of daily stock prices. The analyst wants to identify days where the price moved significantly more than usual, and also see the overall trend. The analyst suspects that some of the unusual movements are due to data errors. Which approach should the analyst take?

   • AUse the Clustering feature on a scatter chart with price and volume.
   • BEnable the Analyze feature to detect outliers, and add a trend line to the chart.
   • CAdd a forecast line and use the confidence interval to identify unusual days.
   • DAdd error bars using the standard deviation of prices.
   Reveal Solution Discussion Select an answer first
5. 4expert · hard

   A business analyst wants to understand the key drivers of customer churn. The analyst has a semantic model with many columns, including usage frequency, support tickets, and plan type. The analyst wants to get both a visual explanation of the drivers and a natural language summary that can be shared with executives. Which combination of features should the analyst use?

   • AUse the Key Influencers visual to identify drivers, and then use Copilot to generate a summary.
   • BUse the Decomposition Tree visual to break down churn by plan type.
   • CUse the Analyze feature to detect outliers and then add error bars.
   • DUse the Clustering feature to group customers and then add a forecast line.
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6. 5application · medium

   A financial analyst monitors daily expense totals and wants to be alerted to any unusual spikes or drops automatically. The analyst also wants to see the expected range for each day to understand the severity of any anomaly. Which feature should the analyst use?

   • AAdd a line chart with the Anomaly Detection feature enabled.
   • BAdd error bars using the standard deviation of expenses.
   • CCreate a scatter chart and use the Clustering feature to group expenses.
   • DAdd a constant line at the average expense and manually inspect days above the line.
   Reveal Solution Discussion Select an answer first