How do I chart missing values (years for which I have no data, bu.

M

mngates

I have a line chart which contains about 50 years. For 5 of the years, data
was not collected at all. Instead of having zero, which is inaccurate, or
continuing the line from 1970 to 1975 (indicating that the data remained
somewhat constant), I want to break the line or make it dotted. Can I do
this in PowerPoint?
 
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