7 = average of 6 and 8
Sample size: 12 Sorted sample: 3, 5, 6, 6, 7, 7, 8, 9, 9, 9, 10, 10 Middle numbers: 7, 8 Average of middle numbers, known as median: 7.5
6+8+7= 21 21/3 = 7 The average is 7.
3, 4, 5, 6, 7, 8, 9, 10, 11
7
3+7+2+8+10 = 30 30 ÷ 5 = 6 Average = 6
The average is 8
7 = average of 6 and 8
(6+7+8+9+10)÷5 = 8
Sample size: 12 Sorted sample: 3, 5, 6, 6, 7, 7, 8, 9, 9, 9, 10, 10 Middle numbers: 7, 8 Average of middle numbers, known as median: 7.5
6+8+7= 21 21/3 = 7 The average is 7.
10+9-8-7+6 = 10
First add up all thr numbers, wich would be 40. Then you divide 40 by 5 to get your answer wich is 8.
3, 4, 5, 6, 7, 8, 9, 10, 11
The average age for a child in the fourth grade is typically around 9 to 10 years old.
Average = (6 + 10 + 56 + 8)/4 = 20
7