The reasons for market corrections are varied - and debate continues for decades concerning the underlying factors - but the recovery from such a correction ... is it dependent upon investor sentiment and does it behave in typical fashion?

>Typical? What does that mean?
Who knows? Maybe recovery from a major correction is more predictable than the corrections themselves.

>Do you believe that?
Let me think about it. In the meantime, take a look:

and then there's

Click the above picture!

and we also have various market UPs and DOWNs:

>I assume those UPs and DOWNS aren't straight UP or straight ...?
No, of course not. Here's the pictures:

... and then there's:

... and then there's: