Question

The median of 8 numbers is 4.5. Given that seven
of the numbers are 9, 2, 3, 4, 12, 13 and 1, find the
eighth number.​

Answer 1

Answer:

number is 5

Step-by-step explanation:

1,2,3,4,x,9,12,13. (this an even number)

so in this two middle number will be there

that is 4&x

median=4+x/2=4.5

=4+x=4.5×2

=4+x=9

=x=9-4

=x=5

Answer 2

Answer:

its 5 .............. ...