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3. Uji Validasi Reabilitas
Item 1
Rxy = 0,33 ; Sx = 0,41; Sy = 2,29
r.bt =
(rxy.sy)βˆ’sx
√(𝑆𝑦2+ 𝑆π‘₯2)βˆ’2.rxy. Sx. Sy
=
(0,33 ....
Item 5
Rxy = 0,21 ; Sx = 0,41 ; Sy = 2,29
r.bt =
(rxy.sy)βˆ’sx
√(𝑆𝑦2+ 𝑆π‘₯2)βˆ’2.rxy. Sx. Sy
=
(0,21 . 2,29)βˆ’0,41
√(2,292+ 0,412...
Item 9
Rxy = 0,41 ; Sx = 0,51 ; Sy = 2,29
r.bt =
(rxy.sy)βˆ’sx
√(𝑆𝑦2+ 𝑆π‘₯2)βˆ’2.rxy. Sx. Sy
=
(0,41 . 2,29)βˆ’0,51
√(2,292+ 0,512...
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