Answer:
Mean is the average you'll get when you add all your numbers then divide by the number of numbers you have. On the opposite side, median is the middle number within your list of numbers. If there isn't a middle number, take the two middle numbers and add them. Now, for how they are alike, I'm not so sure :'), but my closest guess would be they are fairly close together.
Sorry it's so long, hope I helped you :')
Explanation:
Region A, Hope this helps.
Answer:
The characteristic features of the phylum Chordata are a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a tailgut.
Hope this helps
True i think but i could be wrong. hope you get it right!
When oxygen is absent, anaerobic respiration occurs ('an' means without).
