Question

given the data set D= {2, 2, 3, 3, 4, 4, 4, 5, 5, 6, 6},
Since 5-3=2, the __________ of D is 2

Answer 1

It looks like it involves the quartiles.....


the median is 4 so check if the quartile are Q3 = 5 and Q1 = 3

Answer 2

what are quartiles

Answer 3

they are the values that divide a data set into quarters

Answer 4

ok how do i find out what they are

Answer 5

find the median, which divides a data set in 2 equal parts.

then find the middle of the lower half, and the middle of the upper half

Answer 6

ohhhhhh okay

Answer 7

okay theyre 5 and 3, so what is the blank?

Answer 8

do you know what they call the range between the quartiles...?

Answer 9

no

Answer 10

ok... its simply called the interquartile range or IQR

Answer 11

thank you