If the numbers in a series are consecutive or are in A.P , the mean and median will always be equal ?
Statistics
This topic has expert replies
- prachi18oct
- Master | Next Rank: 500 Posts
- Posts: 269
- Joined: Sun Apr 27, 2014 10:33 pm
- Thanked: 8 times
- Followed by:5 members
- DavidG@VeritasPrep
- Legendary Member
- Posts: 2663
- Joined: Wed Jan 14, 2015 8:25 am
- Location: Boston, MA
- Thanked: 1153 times
- Followed by:128 members
- GMAT Score:770
For any evenly spaced set, the mean will equal the median. So that will be true for consecutive integers, or consecutive multiples of 2, or consecutive multiples of 5, etc.
(And will, of course, also be true for any set in which each term is exactly three more than the previous term.)
(And will, of course, also be true for any set in which each term is exactly three more than the previous term.)
- DavidG@VeritasPrep
- Legendary Member
- Posts: 2663
- Joined: Wed Jan 14, 2015 8:25 am
- Location: Boston, MA
- Thanked: 1153 times
- Followed by:128 members
- GMAT Score:770
For another question in which this rule can be helpful, see here: https://www.beatthegmat.com/gmat-prep-ar ... 10553.html