August 2022
Beginner to intermediate
436 pages
9h 43m
Korean
Content preview from SQL로 시작하는 데이터 분석
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
353
7
장
실험 분석
그림
7-1
game
_
users
테이블 샘플
game
_
actions
테이블에는 사용자가 게임에서 취한 행동 정보가 저장돼 있습니다. 샘플 데이
터는 [그림
7
-
2
]와 같습니다.
그림
7-2
game
_
actions
테이블 샘플
game
_
purchases
테이블에는 사용자가 게임에서 아이템 등을 구매한 금액이 달러 단위로 저
장돼 있습니다. 샘플 데이터는 [그림
7
-
3
]과 같습니다.
354
SQL로 시작하는 데이터 분석
그림
7-3
game
_
purchases
테이블 샘플
마지막으로,
exp
_
assignment
테이블에는 사용자가 참여한 실험 이름과 실험에서 속한 사용
자군에 관한 정보가 저장돼 있습니다. 샘플 데이터는 [그림
7
-
4
]와 같습니다.
그림
7-4
exp
_
assignment
테이블 샘플
이 데이터셋에 저장된 정보는 모두 랜덤 숫자 생성기로 만든 가상 정보이지만 구조는 실제 디
지털 게임 회사의 데이터베이스와 비슷합니다.
7.3
실험 유형
세상에는 수많은 종류의 실험이 있습니다. 여러분이 사용자, 고객, 구성원 등 개체의 경험을 변
화시킬 수 있다면, 이론적으로는 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.