Quiz: What Did You Learn?

Now that you’ve had a chance to learn more about this topic, let’s review what you should have learned with a short quiz. Select the best response to each question. When you've answered all the questions, select the submit button to check your answers.

Who determines the level of statistical significance for an experiment?

  • It’s determined automatically by Optimizely when you decide what kind of experiment you want to run
  • It’s set automatically based on your settings applied to your desired degree of risk
  • You do, when you build the experiment
  • Your developer set it when Optimizely was originally set up

What’s the difference between statistical data in the Internet era versus pre-Internet days?

  • It’s amassed faster and is more easily understood
  • It’s amassed faster, but is far more complex
  • It’s amassed slower and is far more complex
  • It’s amassed slower, but it’s far easier to understand

What is Statistical Significance?

  • The likelihood that you have the most efficient solution to the problem you are trying to solve with the experiment
  • A number, expressed as a percentage, that reflects the amount of certainty you can have that the experiment results are accurate
  • The number of people necessary to meet the conversion percentage required for the experiment