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AP Psychology 3.1 Cognition 8 Views


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Description:

AP Psychology 3.1 Cognition. In which situation is using an algorithm the best bet?

Language:
English Language

Transcript

00:04

And here's your shmoop du jour brought to you by

00:06

algorithms, which unfortunately is not the musical side project of former [Al Gore dancing]

00:11

Democratic presidential candidate Al Gore... Okay here's our question in which

00:16

situation is using an algorithm the bet and here are potential answers [Mumbling]

00:21

...Well there are ultimately two major approaches to

00:26

problem-solving algorithms and heuristics well seeing as we're focused

00:30

on the former let's first understand the latter when problems don't have clearly [Boy gloating to a girl]

00:35

defined answers. Heuristics works best examples..who's the best superhero which

00:41

hammer best smashes computers, what senator would be the best drummer for Al's [Senators appear beside Al Gore]

00:46

band and just because he has stubbornly claimed that the absolute hundred

00:50

percent objectively correct answers are Superman a big one and Barbara Boxer [Superman, a large hammer and Barbara drumming appears]

00:54

doesn't really make it so these are just opinions people. A heuristic approach to problem

00:59

solving it was a practical method which can't compromise an absolutely perfect [Statue of Libert falls and is propped up and selotaped back together]

01:02

answer but are generally considered useful nonetheless this could involve

01:06

using educated guesses stereotypes or even just common sense algorithms on the

01:12

other hand consists of a series of logical mathematical and precise [Numbers and mathematical symbols appear]

01:15

procedural steps used to calculate the answer to a problem with the definitive

01:18

answer they're often used in computer science, data processing and programming

01:23

and clearly would only be useful for one of our answers because while Jen might

01:27

be sure who has the best vocal chops of them all and Bob might think he knows

01:32

the best cut of steak to choose.. likewise Al Go can choose any single to [Al Go spinning a record on his finger]

01:36

be first and then can choose any one to take to homecoming, there's not really a

01:41

process involved in choosing and no one choice is correct so the only answer

01:45

choice that deals with an algorithm is E.. calculating your taxes is ultimately [Man using a macbook to calculate his taxes]

01:50

just a lot of number crunching, caffeine and then crying...

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