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Dealing With Data
 

Dealing With Data

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A slide presentation for MSSE 580

A slide presentation for MSSE 580

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    Dealing With Data Dealing With Data Presentation Transcript

    • Dealing with Data
    • Observation
      Natural
      Experimental
    • Variables
      Qualitative
      Attributes
      Rankable
      Quantitative
      Discreet
      Continuous
    • Relationship between variables
      Independence/dependence
      Readings of two variables are obtained to determine their relationship.
      Independent variable is under the control of the experimenter.
      Frequency of distribution
      Number of observations falling within particular categories.
    • Tables:Primary Organization of Data
    • Replicates
    • GraphsSecondary Organization of Data
      Bar Graph: Data is discreet.
      Line Graph: Data is continuous.
      Scatter Plot: Points are not connected, but a “best of fit” curve is used to express a trend.
    • Bar Graphs
      Label
    • Line Graph
      Y-axis
      (DV)
      Origin
      X-axis
      (IV)
    • Scatter Plot
      Best Fit
      Curve
      Outlier
    • Credits
      <div xmlns:cc="http://creativecommons.org/ns#" about="http://www.flickr.com/photos/thefangmonster/2301364418/"><a rel="cc:attributionURL" href="http://www.flickr.com/photos/thefangmonster/">http://www.flickr.com/photos/thefangmonster/</a> / <a rel="license" href="http://creativecommons.org/licenses/by/2.0/">CC BY 2.0</a></div> (Slide 1)
      http://farm4.static.flickr.com/3106/3214010519_9d55f7ec9e.jpg?v=0 (Slide 2)