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CAHSEE 1.2 Passage Drill. Which of these sentences from the story best illustrates the sensitive side of the narrator's nature?
CAHSEE 1.3 Passage Drill. Which of the following is the best way to express the meaning of the word alumni in this sentence?
CAHSEE 1.4 Passage Drill. What does the use of flashbacks accomplish in "Graduation"?
CAHSEE Math 3.4 Statistics, Data, and Probability I 363 Views
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Description:
Statistics, Data, and Probability I: Drill Set 3, Problem 4. How many different avatars can be created based on the given options?
Transcript
- 00:04
Here's a shmoopy question for ya...
- 00:07
To complete their profiles, users of a website are encouraged to
- 00:10
create a representation of themselves, or an avatar.
- 00:15
The following choices are given to each user:
- 00:19
How many different avatars can be created based on these options?
Full Transcript
- 00:23
Here are the potential answers:
- 00:30
So... this question is really testing whether we were awake in class the day
- 00:34
our teacher demonstrated the fundamental counting principle.
- 00:37
Basically it's saying that when we have choices, we just multiply them to get the
- 00:42
full suite of POSSIBLE choices in a set.
- 00:45
Consider a simple example: 3 geeks and 2 jocks.
- 00:49
They could pair in the following ways:
- 00:52
These are all 6 ways that could possibly be constructed from a set of 3 choices and a
- 00:58
set of 2 choices -- 3 times 2 is 6 and... well, you get it.
- 01:02
Now we just need to do the same with all the... colors of the human rainbow provided.
- 01:07
So we just... multiply 'em.
- 01:10
We get 2 times 5 times 4 times 5 times 8... which gives us 1600.
- 01:15
And voila...it's answer D.
- 01:18
And now you can make the avatar to end all avatars.
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