August 2022
Beginner to intermediate
436 pages
9h 43m
Korean
Content preview from SQL로 시작하는 데이터 분석
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320
SQL로 시작하는 데이터 분석
2010
~
2020
년에 발생한 지진의 규모와 깊이
깊이(
km
)
규모
그림
6-5
지진 규모와 깊이의 산점도
데이터가 백오십만 개로 매우 많기 때문에 그래프에 모두 나타내지 않고, 규모와 깊이별로 하
나씩만 샘플링해 그래프를 그렸습니다. 그래프에 따르면 규모가 비슷한 지진이라도 발생하는
깊이는
0
~
700
킬로미터로 다양합니다. 특이하게도 깊이
300
킬로미터가 넘는 지진은 대부분
규모가 약
4
이상입니다. 이렇게 깊은 곳에서 발생하는 지진은 규모가 최소
4
정도는 돼야 탐
지되기 때문일 수 있습니다.
산점도는 규모와 깊이별 지진 발생 횟수를 점 크기로 나타내기도 합니다. [그림
6
-
6
]은 규모
4
.
0
~
7
.
0
, 깊이
0
~
50
킬로미터에 해당하는 지진을 나타내는 산점도입니다.
321
6
장
이상 탐지
2010
~
2020
년에 발생한 지진의 규모와 깊이
깊이(
km
)
규모
earthquakes
그림
6-6
발생 횟수를 점 크기로 나타낸 지진 규모와 깊이의 산점도(점 크기는 발생 횟수를 의미)
다음으로 살펴볼 그래프는
상자 그림
(또는 박스 플롯
box
plot
)입니다.
상자 수염 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.