From: An insight analysis and detection of drug-abuse risk behavior on Twitter with self-taught deep learning
Type
Chi square
p-value
All day
46.467257
0.002615305(**)
Day time (8 a.m. to 6 p.m.)
6.87318202
0.650321116
Night time (6 p.m. to 8 a.m.)
39.5940753
0.000160637(***)