Notes:

T1 means H 0 : β 1 = β 2 = β 3 = β 4 = β 5 = 0

T2 means H 0 : β 0 = 0 .

T3 means H 0 : β 1 = 0 .

T4 means H 0 : β 2 = 0 .

T5 means H 0 : β 3 = 0 .

T6 means H 0 : β 4 = 0 .

T7 means H 0 : β 5 = 0 .

T8 means H 0 : α = 0.5 , p 1 = p 2 = 2 .

T9 means H 0 : α = 0.5 .

T10 means H 0 : p 1 = p 2 = 2 .

T11 means H 0 : p 1 = 2 .

T12 means H 0 : p 2 = 2 .

T13 means H 0 : b = c = d = 0 .

T14 means H 0 : a = 0 .

T15 means H 0 : b = 0 .

T16 means H 0 : c = 0 .

T17 means H 0 : d = 0 .

*means the null hypothesis is rejected under 5% significance level; North Ame. = North American