TESTSCORES {PASWR2}

Statistics Grades

Description

Test grades of 29 students taking a basic statistics course

Usage

TESTSCORES

Format

A data frame with 29 observations on the following variable:

• grade (test score)

References

Ugarte, M. D., Militino, A. F., and Arnholt, A. T. 2015. Probability and Statistics with R, Second Edition. Chapman & Hall / CRC.

Examples

ggplot(data = TESTSCORES, aes(x = grade)) + geom_histogram(binwidth = 5, 
fill = "cornsilk", color = "gray60", alpha = 0.7)