Question

what is the median of x, x+1, x+4, x, x+5, x-1

Answer 1

The median is x+1/2.

first arrange in increasing or decreasing order,
x-1,x,x,x+1,x+4,x+5

then, observe the two middle observation,
x,x+1

then, divide 2 with the sum,
x+x+1/2
2x+1/2
x+1/2