Question

Find the lower quartile from the set of data below. 7,9, 9, 10, 14, 17, 20

Answer 1

Answer:

2th item I.e 9

Step-by-step explanation:

lower quartile(Q1)= n+1/4

=7+1/4

= 8/4

=2th item I.e 9 maybe this is answer it can be wrong also,not sure

Answer 2

Answer:

7,9,9

Step-by-step explanation:

Because the numbers are lined up from least to greatest all you have to do is find the middle of all the numbers which is 10. So everything below ten is lower quartile. Everything above is upper quartile