Visual acuity of a group of subjects tested under a specified dose of a drug

Data for Exercise 5.6

Visual

Format

A data frame/tibble with 18 observations on one variable

visual

visual acuity measurement

References

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

Examples

stem(Visual$visual)
#> 
#>   The decimal point is 1 digit(s) to the left of the |
#> 
#>   1 | 3479
#>   2 | 3455578
#>   3 | 34567
#>   4 | 1
#>   5 | 5
#> 
boxplot(Visual$visual, col = "purple")