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Summarizing with svytotal()

We can also estimate counts with svytotal(). The syntax is given by: 

svytotal(x = ~interaction(Var1, Var2), 
         design = design,
         na.rm = TRUE)

For each combination of the two variables, we get an estimate of the total and the standard error.

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Analyzing Survey Data in R

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# Estimate the totals for combos of Depressed and HealthGen
tab_totals <- svy___(x = ~interaction(___, ___),
                     design = NHANES_design,
                     na.rm = TRUE)

# Print table of totals
___
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