Understanding Contingency Tables and Crosstabulation, Pt. 5

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Part 5 of an introduction to contingency or crosstabulation tables and statistics. This video provides two different ways of of conceptualizing expected values.
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thanks for this lecture. I have a question like this: 
. 13 cells (86.7%) have expected count less than 5. The minimum expected count is .47.   What does this mean and how to correct that?  many thanks

lll