Code
grade_ungrouped
Output
<gradethis_graded: [Incorrect]
Your table isn't a grouped data frame, but I was expecting it to be
grouped. Maybe you need to use `group_by()`?
>
Code
grade_grouped
Output
<gradethis_graded: [Incorrect]
Your table is a grouped data frame, but I wasn't expecting it to be
grouped. Maybe you need to use `ungroup()`?
>
Code
grade_ungrouped_int
Output
<gradethis_graded: [Incorrect]
Your result should be a grouped tibble (class `grouped_df`), but it
is a vector of integers (class `integer`).
>
Code
grade_unrowwise_int
Output
<gradethis_graded: [Incorrect]
Your result should be a rowwise tibble (class `rowwise_df`), but it
is a vector of integers (class `integer`).
>
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