PA and NA plotted in quartiles for the following factors:
Grades
quantile(df$static_outcome, na.rm = TRUE)
## 0% 25% 50% 75% 100%
## 0 7 9 11 12
plot(gg.pa.grade)

plot(gg.na.grade)

Predictions
quantile(df$static_pred, na.rm = TRUE)
## 0% 25% 50% 75% 100%
## 0.000000 7.000000 8.333333 10.000000 12.000000
plot(gg.pa.pred)

plot(gg.na.pred)

Prediction Errors
quantile(df$static_PE, na.rm = TRUE)
## 0% 25% 50% 75% 100%
## -9.0000000 -1.0000000 0.3333333 1.6666667 8.0000000
plot(gg.pa.pe)

plot(gg.na.pe)

Confidence
quantile(df$static_conf, na.rm = TRUE)
## 0% 25% 50% 75% 100%
## 0 19 30 45 87
plot(gg.pa.conf)

plot(gg.na.conf)

PE x Confidence interaction
quantile(df$conf_pe_int, na.rm = TRUE)
## 0% 25% 50% 75% 100%
## -420.000000 -9.333333 16.000000 51.333333 332.000000
plot(gg.pa.cpe)

plot(gg.na.cpe)
