Exam answers for: Mike Tildsley for June 08 2022 10:49:40 Experiment Nation

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1. Which of the following sources of data has the least amount of bias?
Answer Provided: ? Meta-analyses

Correct Answer: Meta-analyses

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2. What is a Sample Ratio Mismatch?
Answer Provided: ? The observed traffic split is statistically significantly different from what was expected

Correct Answer: The observed traffic split is statistically significantly different from what was expected

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3. Which of the following is a reason to document experiments?
Answer Provided: ? All the answers are correct

Correct Answer: All the answers are correct

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4. 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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5. The “C” in “VOC” stands for which of the following?
Answer Provided: ? Customer

Correct Answer: Customer

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6. Which of the following is true about tests that are run during holidays?
Answer Provided: ? Visitors during holidays are not necessarily like visitors during the rest of the year

Correct Answer: Visitors during holidays are not necessarily like visitors during the rest of the year

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7. 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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8. Which of the following does NOT describe what an “Experiment” is?
Answer Provided: ? A way to permanently change your website

Correct Answer: A way to permanently change your website

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9. Which is a benefit of testing extreme changes?
Answer Provided: ? Generating stronger signals to measure

Correct Answer: Generating stronger signals to measure

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10. 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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11. Which is NOT a valid reason to run an A/A test?
Answer Provided: ? To measure the confidence of your control

Correct Answer: To measure the confidence of your control

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12. What is a “Bonferroni Correction”?
Answer Provided: ? A way to control for false positives when analyzing multiple metrics

Correct Answer: A way to control for false positives when analyzing multiple metrics

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13. Confidence levels must be which of the following?
Answer Provided: ? Set based on the needs of an experiment

Correct Answer: Set based on the needs of an experiment

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14. 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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15. What does “MVT” stand for?
Answer Provided: ? Multivariate Test

Correct Answer: Multivariate Test

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

Correct Answer: Key Performance Indicator

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17. When writing copy, what is your #1 priority?
Answer Provided: ? Writing for clarity, not cleverness

Correct Answer: Writing for clarity, not cleverness

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18. Which of the following is NOT a benefit of test iteration?
Answer Provided: ? Increased statistical power

Correct Answer: Increased statistical power

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19. 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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20. Which of the following BEST describes “statistical significance”?
Answer Provided: ? The probability the result observed was not due to random chance

Correct Answer: The probability the result observed was not due to random chance

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21. What of the following is NOT true about a Unique Selling (or Value) Proposition?
Answer Provided: ? Customers know what it is before landing on your property

Correct Answer: Customers know what it is before landing on your property

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22. Which of the following is NOT an example of urgency?
Answer Provided: ? Customers like you also liked this.

Correct Answer: Customers like you also liked this.

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23. 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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24. 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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25. Which of the following is not one of Cialdini’s 6 Principles of Persuasion?
Answer Provided: ? Humour

Correct Answer: Humour

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26. 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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27. 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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28. After you have completed your conversion audit and have a list of hypotheses, what is the next step you need to take?
Answer Provided: ? Prioritize the hypotheses based on your framework of choice

Correct Answer: Prioritize the hypotheses based on your framework of choice

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29. Which of the following is NOT a good strategy for analyzing test results?
Answer Provided: ? None of the answers

Correct Answer: None of the answers

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30. 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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