Data Presentation Flashcards

1
Q

What are the 3 measures of central tendency?

A
  • Mean
  • Mode
  • Median
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2
Q

What are the 4 measures of spread?

A
  • Range
  • Interquartile range
  • Standard deviation
  • Variance
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3
Q

What does a small interquartile range (IQR) show?

A

Consistent data

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4
Q

Formula to find the mean

A

x̄ = Σx / n

mean = sum of x / number of terms

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