::: {.cell hash='02_R_introduction_cache/revealjs/unnamed-chunk-68_192a7f9a01b3350f382bca02e0ef6568'}

```{.r .cell-code}
3 + "I'm a stringy string"
```

::: {.cell-output .cell-output-error}
```
Error in 3 + "I'm a stringy string": non-numeric argument to binary operator
```
:::
:::