Question: sum ( is . na ( wine$price ) ) # CG Q 3 d # Use the code for the previous question and add the

sum(
is.na(wine$price))
# CG Q3d # Use the code for the previous question and add the ! point operator in the appropriate spot to count the number of wines that DO have a price.
sum(
is.nc( wine$price))
# CG Q4a # Use the mean() function to calculate the average points for the wines in the dataset.
sum( is.na(wine$price)) # CG Q3d # Use the code for the

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