83.7
When the data is arranged in ascending order, the middle numbers are 88 and 90. Take the mean of these, which is 89, as the median.
90
The numbers are 88, 89, 90, and 91.
89+84+90+94+98=455 455/5= 91 91 is the mean.
No four consecutive whole numbers have a sum of 360. 88 + 89 + 90 + 91 = 358 . . . too small 89 + 90 + 91 + 92 = 362 . . . too big
100
It is 89
When the data is arranged in ascending order, the middle numbers are 88 and 90. Take the mean of these, which is 89, as the median.
90
The median of those numbers is 90.
90.
86
91.57
90
It is 89, the value halfway between the two middle values.
89
98 comes 10 after 88, 90 comes 2 after 88 and 89 comes 1 after 88.