From: Ethnobotanical study of medicinal plants in Ganta Afeshum District, Eastern Zone of Tigray, Northern Ethiopia
Parameter
Group of informants
N
Mean
Std. deviation
t value
df
p value
Marital status
Married
58
12.64
7.357
2.738
76
0.008
Single
20
7.65
5.923
3.043
40.75
0.004