Central Tendency and Standard Deviation Quiz
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Questions and Answers

What is the mode of the following data set: 5, 7, 5, 3, 8, 5?

  • 7
  • 5 (correct)
  • 8
  • 3
  • In a normally distributed data set, what percentage of the data falls within one standard deviation of the mean?

  • 34%
  • 99.7%
  • 95%
  • 68% (correct)
  • Which measure of central tendency would be affected the most by an outlier in a data set?

  • Mode
  • Median
  • Mean (correct)
  • Range
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