Question: R code Create a data frame `name_2021' that contains only the rows for the year 2021 ```{r} ``` name proportion year 1 lisa 0.02220 1961

R code Create a data frame `name_2021' that contains only the rows for the year 2021

```{r} ```

name proportion year

1 lisa 0.02220 1961

2 karen 0.01346 1967

3 donna 0.01324 1961

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