Moyenne, écart-type, probabilités

Moyenne: alpha, STAT, 2, 1, ekokani: 60.4. Écart-type ya population: alpha, STAT, 2, 4, ekokani: 16.48757108. Ndambo nini ya ba données ezali na nse ya 35? Bopanza math, 1, bokoma 35, nsima math, 0 mpo na standardiser, kanga parenthèse, mpe ekokani: 0.061713, pene na 6%. Kati na moyenne mpe 75: math, 2, 75, math, 0, kanga parenthèse, ekokani: 0.312061. Likolo ya 85: math, 3, 85, math, 0, kanga parenthèse, ekokani: 0.067845. Mpe mpo na valeur ya t\displaystyle t oyo bakomi yango moko: math, 3, 1.5, kanga parenthèse, ekokani: 0.066807.