Datacamp
1.20230117_Exploratory data analysis in Python
Lesson
2.20230108_Data Communication Concept
데이터를 기반으로 소통하기 위해 아래와 같은 프로세스가 필요하다.Story : 데이터 스토리 텔링의 중요성Tech or not tech : 청자가 누구인가에 따라 tech를 non tech로 변환할 수 있어야 함 : 의사 결정을 하는데 필요한 스토리를 만들어야 함 Da
3.20230110_Intermediate importing data in Python
Importing text files and flat filesImporting files in other formatsWriting SQL queriesGetting data from relational databasesPulling data from the webP
4.20230111_Cleaning data in Python
Common data problemsData type constraintData range constraintUniqueness constraintText and categorical data problemsMembership constraintCategorical v
5.20230113_Dates and Times in Pandas
Recap : Dates and CalendarsThe date()class takes a year, month, and day as argumentsA date object has accessors like .year, and also methods like .wee
6.20230116_Writing_Function_in_Python
Lesson Learned
7.20230118_Analyzing police activity with Python
8.20230121_Introduction to regression with statsmodels in Python
Chapter 1Fit a simple linear regressionInterpret coefficientsChapter 2Make predictionsRegression to the meanTransforming variablesChapter 3Quantifin
9.20230122_Hypothesis testing in Python
Chapter1Workflow for testing proportions vs. a hypothesized valueFalse negavie/false positive errorsChapter2Testing differences in sample means betwee
10.20230122_Supervised learning with scikit-learn
Using supervised learning techniques to build predictive modelsFor both regression and classification problemsUnderfitting and overfittingHow to split
11.202320123_Unsupervised learning in Python
12.20230124_Machine Learning with Tree-Based Models in Python
Lesson learned Chapter1 : Decision-Tree Learning Chapter2 : Generalization Error, Cross-Validation, Ensembling Chapter3 : Bagging and Random Forest Ch
13.20230125_Become a Certified Data Scientist Associate
14.20230127_project
조금만 더 힘내자!
15.20230128_Importing and Cleaning with Python_TEST
맥북 이슈로 답을 입력하지 못했던것 같은데...pivot_table 함수에서 집계 함수 적용을 위해서는 aggfunc이라는 파라미터를 사용해야한다. dtype 설명default : floatData-type of the resulting array. If this
16.20230129_Data Scientist과정 완주!
이로서 data scientist과정의 모든 수업을 수강했다. 학교다니면서 '이건 금방듣겠지' 라고 했는데, 종강이후 한달이 지나서야 겨우 끝을 봤다. 아직 certi 시험이 남아있으니 조금만 힘내보자!