Data Analysis

10 multiple-choice questions. You need 80 percent to pass and you can retake the exam as often as you like. When you pass, you get a certificate with a verification code and a LinkedIn-ready badge. The exam is free.

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1CAC stands for: Constant ad cost Content and campaign Core account code Customer acquisition cost

2CAC is $600 and monthly margin per customer is $80. What is the payback period? 6 months 10 months 7.5 months 75 months

3Revenue is $50,000 and costs are $42,000. What is the profit margin? 16% 84% 20% 8%

4To show how a number changed over time, use a: Pie chart Line chart Table with no dates Scatter plot of two unrelated items

5To compare categories, a good chart is a: Map of unrelated data Heat gauge Line chart of one point Bar chart

6A scatter plot is best for showing: A single category A paragraph The relationship between two measures One total

7A clearer chart typically uses: 3D effects Eight colors and heavy gridlines No title One highlight color and direct labels

8A chart title should ideally: Be hidden Be blank Be a joke State the insight

9Cleaning data includes: Deleting all rows Standardizing formats and removing duplicates Ignoring the source Adding errors

10Why document the changes you make to data? It is decoration So others can repeat and trust your work To avoid analysis To lengthen the report

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