thirdquartile 5.5,6.5,7.6,8.5,4.75,8,6.25,6,8.5,7.75

解答

上四分位数

5.5, 6.5, 7.6, 8.5, 4.75, 8, 6.25, 6, 8.5, 7.75

8

求解步骤

按升序排列项

4.75, 5.5, 6, 6.25, 6.5, 7.6, 7.75, 8, 8.5, 8.5

取升序集中的后半部分:

7.6, 7.75, 8, 8.5, 8.5

7.6, 7.75, 8, 8.5, 8.5

的中位数:

8

8

v a r ian ce 3, 8, 4, 6, 3, 10, 7, 3, 7, 7

7 C 4

in t er q u a r t i l e 57, 58, 69, 61, 62, 62, 62, 64, 64, 65, 69, 70

t hi r d q u a r t i l e 48, 50, 56, 53, 46, 50, 41, 54, 47, 56

a r i t hm e t i c m e an 19, 10, 6, 5, 8, 6, 16