Measures of Center: Apply It 2

  • Find and use the measures of center to explain the behavior of a data set

Calculating Centers Using Technology

Go to the statistical tool and follow these steps:

STEP 1: Select the Several Groups tab.

STEP 2: Locate the drop-down menu under Enter Data and select From Textbook.

STEP 3: Locate the drop-down menu under Data Set and select Sleep Study: Poor Sleep Quality Score. You may change the display to show histograms as desired. The tool will display Descriptive Statistics and a distribution for the quantitative variable categorized by whether a respondent identified as a lark, an owl, or as neither. Record the descriptive statistics.

STEP 4: Change Data Set to Sleep Study: Missed Classes and record the descriptive statistics.

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