Any AnalyticFags in here know how to create a new variable from dataset in Rmarkdown? I am trying to get rid of missing data in my summary and table but it doesnt seem to be running. This is what im trying…

```{r}

Gender<-data$gender Gender[data$gender==-99]<-NA

```

The variable gender has 180 obo of -99 in summary and my codebook for dataset says this is missing data. I want run…

```{r}

summary(data)

```

To remove missing data and clean my table. Does anyone have advise?