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missing library() load commands causing knitr errors #22

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3 changes: 3 additions & 0 deletions 07_RegressionModels/01_05_linearRegression/index.Rmd
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ mode : selfcontained # {standalone, draft}
---
```{r setup, cache = FALSE, echo = FALSE, message = FALSE, warning = FALSE, tidy = FALSE}
# make this an external chunk that can be included in any file
library(knitr)
options(width = 100)
opts_chunk$set(message = F, error = F, warning = F, comment = NA, fig.align = 'center', dpi = 100, tidy = F, cache.path = '.cache/', fig.path = 'fig/')

Expand Down Expand Up @@ -127,6 +128,7 @@ in carats (standard measure of diamond mass, 0.2 $g$). To get the data use `libr

Plotting the fitted regression line and data
```
library(UsingR)
data(diamond)
plot(diamond$carat, diamond$price,
xlab = "Mass (carats)",
Expand All @@ -139,6 +141,7 @@ abline(lm(price ~ carat, data = diamond), lwd = 2)
---
## The plot
```{r, echo = FALSE, fig.height=5,fig.width=5}
library(UsingR)
data(diamond)
plot(diamond$carat, diamond$price,
xlab = "Mass (carats)",
Expand Down