Exam answers for: Steven Hudspith for June 29 2022 12:50:03 Experiment Nation

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1. 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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2. Which of the following is not one of Cialdini’s 6 Principles of Persuasion?
Answer Provided: ? Humour

Correct Answer: Humour

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3. 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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4. 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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5. Which is NOT a characteristic of “Novelty effects”?
Answer Provided: ? New features always perform the best

Correct Answer: New features always perform the best

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6. 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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7. 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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8. 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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9. In Frequentist statistics, which of the following is the risk of testing too many KPIs?
Answer Provided: ? Increased chance of a false positive

Correct Answer: Increased chance of a false positive

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10. 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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11. Which of the following best describes why letting a test run longer than planned may not be beneficial?
Answer Provided: ? You are probably not testing something very impactful

Correct Answer: You are probably not testing something very impactful

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12. 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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13. 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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14. Which of the following is an example of scarcity?
Answer Provided: ? Customers like you also liked this.

Correct Answer: Only 7 left in stock.

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15. What does “ARPU” stand for?
Answer Provided: ? Annual Revenue Per User

Correct Answer: Average Revenue Per User

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16. What can we learn from tests run on sites that aren’t our own?
Answer Provided: ? What worked for them and their audience

Correct Answer: What worked for them and their audience

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17. Select the option which BEST completes the following sentence, “Great Experiments ______”:
Answer Provided: ? Answer business questions

Correct Answer: Answer business questions

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18. Which BEST describes a CTA / call to action?
Answer Provided: ? A prompt telling the user to take an action

Correct Answer: A prompt telling the user to take an action

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19. Which generally happens when testing many variants running at once?
Answer Provided: ? The power of your experiment decreases drastically

Correct Answer: The power of your experiment decreases drastically

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20. Which BEST defines “Baseline Conversion”?
Answer Provided: ? The most recently recorded conversion rate of the metric you want to measure

Correct Answer: The most recently recorded conversion rate of the metric you want to measure

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

Correct Answer: Customer

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22. 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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23. 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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24. 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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25. Which of the following is true about p-values?
Answer Provided: ? 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.

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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26. 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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27. A test has a >50% lift to your primary metric. What is the first thing you should do?
Answer Provided: ? Sanity check your results

Correct Answer: Sanity check your results

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28. 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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29. 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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30. 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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