#### 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 5 classes (intervals, bins).   Because we will later be including the class upper limit in the class, divide by 4 to calculate your class width.   Record the interval (class) upper limits below.
Class upper limits
(or interval upper limit
or bin upper limit)
Frequency Relative Frequency

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Sums:

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3. Calculate the frequency of the data in the table above.  Include the class upper limit in the class.
4. Calculate the relative frequency for each interval (class) in the table above.
5. Sketch a histogram of the data.