alexforrence questions

alexforrence answers

• Confidence Intervals for Lethal Dose (LD) for Logistic Regression in R
• data.table replacing a value by NA [duplicate]
• Difference in 2D KDE produced using kde2d (R) and ksdensity2d (Matlab)
• R equivalent of the Matlab spy function
• pip raise FileNotFoundError: [Errno 2] No such file or directory: '/tmp/pip-install-_2yekith/pyqt5/setup.py' [duplicate]
• Missing Ribbon in ggplot2
• topoplot in ggplot2 – 2D visualisation of e.g. EEG data
• How to avoid "Error in stripchart.default(x1, ...) : invalid plotting method" error?
• Install PyQt5 5.14.1 on Linux
• Error message: Error in fn(x, ...) : Downdated VtV is not positive definite