4 + 5 + 7 + 5 + 7 + 7 + 10 + 7 + 12 + 10 + 15 + 17 = 8.83 recurring (that is, 8.83333...)
mean = the sum of the observed values / number of observations = 23+12+15+25+10 / 5 =85/5 =17
(21+15+19+28+10+17+9+15+26+14+10+18+24+12+16) / 15 = 16.93 recurring (that is, 16.93333...)
(0, 2, 15, 16, 17) 0+2+15+16+17 = 50 50/5 = 10 The median is 15, the mean is 10.
10, 20, 15, 17, 13
12, 14, 15, 16, 16, 17 The median is 15.5 The mode is 16 The range is 5 The mean is 15
mean = the sum of the observed values / number of observations = 23+12+15+25+10 / 5 =85/5 =17
(21+15+19+28+10+17+9+15+26+14+10+18+24+12+16) / 15 = 16.93 recurring (that is, 16.93333...)
(0, 2, 15, 16, 17) 0+2+15+16+17 = 50 50/5 = 10 The median is 15, the mean is 10.
10, 20, 15, 17, 13
12, 14, 15, 16, 16, 17 The median is 15.5 The mode is 16 The range is 5 The mean is 15
mean(18, 23, 39, 10, 22, 17, 16, 15) = (18 + 23 + 39 + 10 + 22 + 17 + 16 + 15) ÷ 8 = 160 ÷ 8 = 20
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
It is 13.5 which is the value halfway between the two middle values 12 and 15.
min= 12 max=21 median=17 mode=17 mean=191
17 12 16 15 10
The median of {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20] is the 6th values which is 15.
Add up all the numbers together and then divide by 12 to find the average mean:- 68/12 = 17/3 or as 5 and 2/3