Sophomor {BSDA} | R Documentation |

## Grade point averages, SAT scores and final grade in college algebra for 20 sophomores

### Description

Data for Exercise 2.42

### Usage

```
Sophomor
```

### Format

A data frame/tibble with 20 observations on four variables

- student
identification number

- gpa
grade point average

- sat
SAT math score

- exam
final exam grade in college algebra

### References

Kitchens, L. J. (2003) *Basic Statistics and Data Analysis*.
Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.

### Examples

```
cor(Sophomor)
plot(exam ~ gpa, data = Sophomor)
## Not run:
library(ggplot2)
ggplot2::ggplot(data = Sophomor, aes(x = gpa, y = exam)) +
geom_point()
ggplot2::ggplot(data = Sophomor, aes(x = sat, y = exam)) +
geom_point()
## End(Not run)
```

[Package

*BSDA*version 1.2.2 Index]