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One Variable vs. Two Variable Data

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One Variable vs. Two Variable Data. One Variable Data. One-variable data sets give measures of ONE ATTRIBUTE. Some Examples……. You can recognize one-variable situations when you see:. Tally charts Frequency tables Bar graphs Histograms Pictographs Circle graphs. Two Variable Data.

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one variable data
One Variable Data

One-variable data sets give measures of ONE ATTRIBUTE.

you can recognize one variable situations when you see
You can recognize one-variable situations when you see:
  • Tally charts
  • Frequency tables
  • Bar graphs
  • Histograms
  • Pictographs
  • Circle graphs
two variable data
Two Variable Data

Two-variable data sets give measures of two attributes for each item in a sample.

you can recognize two variable situations when you see
You can recognize two-variable situations when you see…..
  • Ordered pairs
  • Scatter plots
  • Two-column tables of values
one or two variable data
One OR Two Variable Data?
  • Noah researches annual hours of sunshine in Canadian cities
  • A study compared the length of time children spend playing video games and the time they spend reading
fill in the blanks
Fill in the blanks……

As population of a city increases,

increases.

As population of a city increases,

decreases.

As temperature increases,

increases.