Takrorlash: ma’lumotlar va kombinatorika
Javoblar ota-onalar va o‘qituvchilar uchun.
1
4, 9, 7, 6, 4 sonlarning o‘rta arifmetigini va modasini toping.
O‘rta arifmetik 6 (30 : 5), moda 4.
2
2, 8, 5, 3, 7, 9 sonlarning medianasini toping.
Tartib: 2, 3, 5, 7, 8, 9; mediana (5 + 7) : 2 = 6.
3
Doiraviy diagrammada 30% li sektor necha gradus?
108
4
5 xil sharbat va 6 xil pirojniydan bitta sharbat va bitta pirojniy necha xil usulda tanlanadi?
30
5
Olti nafar o‘quvchining bo‘yi (sm): 148, 152, 150, 148, 155, 151. O‘zgarish kengligini toping.
7