A data frame with 112 observations on the following 11 variables.
maxO3
a numeric vector
T9
a numeric vector
T12
a numeric vector
T15
a numeric vector
Ne9
a numeric vector
Ne12
a numeric vector
Ne15
a numeric vector
Vx9
a numeric vector
Vx12
a numeric vector
Vx15
a numeric vector
maxO3v
a numeric vector
Details
There are 115 missing values in it, accounting for 9.96 percent.
References
Audigier, V., Husson, F., and Josse, J. (2014). A principal components method to impute missing
values for mixed data. Advances in Data Analysis and Classification, 10(1), 5-26.