The pie chart summarizes the genres of 130 firstrun movies r
     The pie chart summarizes the genres of 130 first-run movies released one year.  Is this an appropriate display for the genres? Why / why not?  Which genre was least common?  Is this an appropriate display for the genres? Why / why not?  Yes, because we are given a frequency table.  Yes, because each movie falls into only one category and no categories overlap.  No, because each movie might fall into more than one category and the categories always overlap.  No, because there are too many movies to be displayed in a pie chart.  Which genre was least common?  The  genre was the least common genre. 
  
  Solution
b) Yes, because each movie falls into only one category and no categories overlap

