Standardized reading scores for 30 fifth graders

Data for Exercise 1.72 and 2.10

Reading

Format

A data frame/tibble with 30 observations on four variables

score

standardized reading test score

sorted

sorted values of score

trimmed

trimmed values of sorted

winsoriz

winsorized values of score

References

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

Examples

hist(Reading$score, main = "Exercise 1.72", 
     col = "lightgreen", xlab = "Standardized reading score")

summary(Reading$score)
#>    Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
#>   48.00   93.25   98.50   98.80  105.75  149.00 
sd(Reading$score)
#> [1] 18.91979