The bar chart shows 48 visitors to Library A and 50 visitors to Library B on one day. Explain why th

Question

The bar chart shows 48 visitors to Library A and 50 visitors to Library B on one day. Explain why the chart may exaggerate the difference. A librarian also has the exact ages of 20 visitors and wants to display every age. Choose a stem-and-leaf diagram or a grouped histogram, and give a reason. $A$ $B$ $45$ $46$ $47$ $48$ $49$ $50$ $\text{Visitors}$

Accepted Answer

(a) The truncated axis exaggerates the difference. (b) Stem-and-leaf, because it retains exact ages.

Reading a displayed comparison

Reading a displayed comparison

Solution:

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