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CodeSignal

Percentages in News and Statistics

via CodeSignal

Overview

You will read percentages the way they show up in real reports, polls, charts, and headlines. You will calculate percent changes, interpret shares of clearly defined groups, and learn to spot misleading claims, missing bases, and the difference between percentage points and percent change.

Syllabus

  • Unit 1: Calculating Percent Change
    • Complete The Percent Change Statements
    • Finding Percent Change
    • Determining Rent Percent Change
    • Explain The Wage Change
  • Unit 2: Reading Percentage Shares
    • Finding the Whole in Percentages
    • Match Percentages To Groups
    • Explain Poll Percentages
  • Unit 3: Estimating Group Counts
    • Complete Percent To Count Statements
    • Estimate Count From Percent
    • Finding Counts From Percentages
    • Explain The Survey Estimate
  • Unit 4: Comparing Group Percentages
    • Comparing Percentages and Counts
    • Comparing Counts From Percentages
    • Explain Survey Comparisons
  • Unit 5: Percent Versus Percentage Points
    • Match Percentage Changes And Meanings
    • Percentage Points and Percent Change
    • Finish The Percent Change Statements
    • Analyze The News Claim
  • Unit 6: Spotting Missing Bases
    • Percent of What
    • Match Percent Claims And Context
    • Critique The Percent Claim

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