Results for bjansevanvuuren@gmail.com Experiment Nation

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1. If a program’s ratio of “successful” tests (aka “win rate”) to launched tests is constantly 50%, what should you suspect?
Answer Provided: ?The CRO is not testing meaningful hypotheses or picking the KPI after the experiment has concluded

Correct Answer: The CRO is not testing meaningful hypotheses or picking the KPI after the experiment has concluded

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2. Which of the following is an example of social proof?
Answer Provided: ?Customers like you also liked this.

Correct Answer: Customers like you also liked this.

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3. An experiment demonstrates a 10% decrease in conversion rate at a 99% confidence level. In what way is this still a ‘win’?
Answer Provided: ?You've saved the business time and money which they might have by implementing this costly feature

Correct Answer: You’ve saved the business time and money which they might have by implementing this costly feature

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4. What should you do if you want to experiment on a website with little traffic?
Answer Provided: ?Test high-impact changes

Correct Answer: Test high-impact changes

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5. In A/B testing, a “control” is generally which of the following?
Answer Provided: ?The version where no changes have been made

Correct Answer: The version where no changes have been made

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6. Which of the following characterizes Value Propositions and Unique Selling Propositions?
Answer Provided: ?It is that very reason which motivates a buyer to purchase that product

Correct Answer: It is that very reason which motivates a buyer to purchase that product

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7. Which of the following is a problem with last-touch attribution?
Answer Provided: ?It ignores upper-funnel activities

Correct Answer: It ignores upper-funnel activities

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8. What is “flicker”?
Answer Provided: ?When the contents of a variation visibily change during loading because your testing tool is overriding existing code

Correct Answer: When the contents of a variation visibily change during loading because your testing tool is overriding existing code

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9. What is quantitative research NOT used for?
Answer Provided: ?Understanding why users are behaving a certain way

Correct Answer: Understanding why users are behaving a certain way

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10. Which BEST describes an experiment “Hypothesis”?
Answer Provided: ?An educated guess as to what will happen during your experiment

Correct Answer: An educated guess as to what will happen during your experiment

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11. What is not a valid CRO option when a site has little traffic?
Answer Provided: ?Believe you cannot run any tests

Correct Answer: Believe you cannot run any tests

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12. Which BEST describes why you should always define a “Test Hypothesis”
Answer Provided: ?To ensure you learn, no matter what the test outcome because the experiment will either prove or disprove your hypothesis

Correct Answer: To ensure you learn, no matter what the test outcome because the experiment will either prove or disprove your hypothesis

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13. If your p-value is 0.05 then which of the following is TRUE?
Answer Provided: ?You have statistical significance

Correct Answer: There is a 5% probability that one would detect this result if there was no difference between variants

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14. In Frequentist statistics, which of the following is the risk of testing too many KPIs?
Answer Provided: ?Smaller sample sizes

Correct Answer: Increased chance of a false positive

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15. Which of the following describes a “Holdout Group”?
Answer Provided: ?A control group that does not get exposed to a treatment/variation

Correct Answer: A control group that does not get exposed to a treatment/variation

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16. What should you do before you run an experiment?
Answer Provided: ?All answers are correct

Correct Answer: All answers are correct

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17. Heatmaps are what form of data?
Answer Provided: ?Quantitative and Qualitative

Correct Answer: Quantitative and Qualitative

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18. Which is NOT a benefit of having “North Star Metric”?
Answer Provided: ?They have no sample size requirements

Correct Answer: They have no sample size requirements

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19. What is copywriting for conversion?
Answer Provided: ?Copywriting that compels the reader to perform a specific action

Correct Answer: Copywriting that compels the reader to perform a specific action

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20. What does “KPI” stand for?
Answer Provided: ?Key Performance Indicator

Correct Answer: Key Performance Indicator

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21. Which is NOT a valid reason to run an A/A test?
Answer Provided: ?To demonstrate the problem with “peeking”

Correct Answer: To measure the confidence of your control

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22. Which of the following is true about p-values?
Answer Provided: ?p < .05 means there is no difference between the test groups

Correct Answer: The p-value is the probability of obtaining a result equal to or more extreme than what was observed, assuming that the Null hypothesis is true.

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23. Which of the following CANNOT help you write copy for conversion?
Answer Provided: ?Rewriting competitors' messaging

Correct Answer: Mining customer reviews and testimonials.Rewriting competitors’ messaging

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24. Which is a danger of following best practices?
Answer Provided: ?They may not work for you

Correct Answer: They may not work for you

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25. What is NOT a sign of a healthy Experimentation Culture?
Answer Provided: ?Experiment results do not alter any plans

Correct Answer: Experiment results do not alter any plans

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26. Which of the following sources of data has the least amount of bias?
Answer Provided: ?Randomized Control Trial results

Correct Answer: Meta-analyses

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27. What is the most important step you can take to increase your funnel’s final conversion rate?
Answer Provided: ?Identify the biggest drop-off points and prioritize fixing those

Correct Answer: Identify the biggest drop-off points and prioritize fixing those

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28. What is qualitative research used for ?
Answer Provided: ?Understanding why your users are behaving a certain way

Correct Answer: Understanding why your users are behaving a certain way

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29. Which BEST describes experiment “Interaction Effects” ?
Answer Provided: ?When one experiment impacts the outcome of another

Correct Answer: When one experiment impacts the outcome of another

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30. Which of the following is an example of scarcity?
Answer Provided: ?Only 7 left in stock.

Correct Answer: Only 7 left in stock.

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