Question

Using the table below, what is the median of the following data?

Answer 1

Arrange the items in numerical, then find the middle value

Answer 2

dnt understand..

Answer 3

add up the frequencies first, what do you get?

Answer 4

15

Answer 5

so the middle most value is in slot 15/2 = 7.5 = 8 (round up)

which value is in slot 8?

Answer 6

30?

Answer 7

good, you add the first 4 values which are 20, then the next 4 are 30

the value in slot #8 is 30

so the median is 30

Answer 8

you could go the long way and list all the numbers out, but this is a much faster way

Answer 9

thank you

Answer 10

you're welcome