i need help with this question attached

I time had these results (in minutes) : 34, 55, 25, 44, 50, 36, 26, 37, 43, 62, 35, 38, 45, 32, 28, 34 a) Kirakan nilai skor-z bagi masa are the first three conversions Perialanan 28, 50, 62, 24 Standard Score) Cari kebarangkalian nilai skor-z bagi Original Value Calculation (z-score) Masa perjalanan melebihi 28, 50, 62, 24 26 (26-38.8) / 11.4 = -1.12 c)Cari kebarangkalian nilai skor-z bagi 33 (33-38.8) / 11.4 = -0.51 masa perjalanan di antara 28m hingga 65 (65-38.8) / 11.4 = +2.30 50m. . . . . . . d) Cari kebarangkalian nilai skor-z bagi masa perialanan di antara 50m hingga 62 m ere they are graphically: e) Cari kebarangkalian nilai skor-z bagi masa perjalanan di antara 24m hingga 33 -0.51 62m. 26 65 f) Cari kebarangkalian nilai skor-z bagi -1.12 +2.30 masa perialanan di antara 24m hingga 28m -2 -1 +1 +2 +3 16.0 38.8 50.2 61.6 73.0