Quickie Quiz 2

The number of siblings for the students in MS 150 Statistics this term is given by the following data set:
0,2,3,3,3,4,4,4,4,4,5,5,5,5,5,5,5,6,7,7,7,8,8,9,9,10,12

1. What is the range for this data?___________________________
2. Divide the range into 6 intervals (classes).   Record the intervals below.
   

   Interval (Class)	Tally	Relative Frequency
   ____________________	____________________	____________________
   ____________________	____________________	____________________
   ____________________	____________________	____________________
   ____________________	____________________	____________________
   ____________________	____________________	____________________
   ____________________	____________________	____________________
   ____________________	____________________	____________________

3. Tally the data into the intervals (classes) in the table above.
   
   
4. Sketch a histogram of the data.
   
   
5. Calculate the relative frequency for each interval (class) in the table above.
   

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