May 2022
Beginner to intermediate
448 pages
13h 7m
Korean
book
밑바닥부터 시작하는 데이터 과학 데이터 분석을 위한 파이썬 프로그래밍과 수학·통계 기초
by Joel Grus, Hangyeol Kim, Seongju Ha, Eunjung Park
Content preview from 밑바닥부터 시작하는 데이터 과학 데이터 분석을 위한 파이썬 프로그래밍과 수학·통계 기초
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.
Data Science
12
#
키는
근속
연수
구간
,
값은
해당
구간에
속하는
사용자들의
평균
연봉
average
_
salary
_
by
_
bucket = {
tenure
_
bucket: sum(salaries) / len(salaries)
for tenure
_
bucket, salaries in salary
_
by
_
tenure
_
bucket.items()
이처럼 훨씬 흥미로운 결과가 나온다.
{'between two and five': 61500.0,
'less than two': 48000.0,
'more than five': 79166.66666666667}
결과를 통해 이제 이런 말을 할 수 있게 되었다. “
5
년 이상의 경력을 가진 데이터
과학자들은 경력이 없거나 적은 데이터 과학자들보다
65
%나 더 번다!”
여기서 우리는 구간을 임의로 설정했지만, 경력이
1
년 증가함에 따라 연봉이
평균적으로 어떻게 변하는지를 알아보는 것도 정말 흥미로울 것이다. 그렇게 하
면 단순히 연봉에 대한 정보를 흥미롭게 요약하는 데 그치는 것이 아니라 연봉
을 예측할 수 있게 된다. 예측에 대해서는
14
장 ‘단순 회귀 분석’에서 알아보자.
1.3.4
유료 계정
점심을 먹고 돌아오자, 수익관리부 부사장이 자리에서 기다리고 있다. 그녀는
어떤 사용자들이 유료 계정으로 전환하는지 ...
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.