Exhibit 2-3
Michael's Compute-All,a national computer retailer,has kept a record of the number of laptop computers they have sold for a period of 80 days.Their sales records are shown below:

-Refer to Exhibit 2-3.The class width of the above distribution is
A)0 to 100
B)20
C)80

Question

Exhibit 2-3
Michael's Compute-All,a national computer retailer,has kept a record of the number of laptop computers they have sold for a period of 80 days.Their sales records are shown below:
 
-Refer to Exhibit 2-3.The class width of the above distribution is
A)0 to 100 
B)20 
C)80

Quizplus · Accepted Answer

To find the class width, we need to subtract the lower limit of the first class from the lower limit of the second class. Here, the lower limit of the first class is 0 and the lower limit of the second class is 20. So, the class width is 20.

Exhibit 2-3 Michael's Compute-All,a National Computer Retailer,has Kept a Record of the of the Number