Exploratory Data Analysis sa Python: Pagsusuri ng mga Bagong Dataset โ€” WalkSelf
โ˜… 3.8 (18) โฑ 2 oras 30 min ๐Ÿ“š 25 aralin

Exploratory Data Analysis sa Python: Pagsusuri ng mga Bagong Dataset

Alamin kung paano buksan, linisin, at kumuha ng mga paunang pananaw mula sa anumang hindi pamilyar na dataset nang may kumpiyansa gamit ang mga modernong Python library at mga structured analytical workflow.

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Tungkol sa kursong ito

Ang pagharap sa isang bagong-bagong dataset ay maaaring nakakabigla kapag hindi mo alam kung saan magsisimulang maghanap ng mga pattern. Ang text-based course na ito ay nagtuturo sa iyo kung paano sistematikong lapitan, suriin, at unawain ang anumang dataset mula sa simula gamit ang Python. Lilipat ka mula sa pagtingin sa mga hilaw na hilera ng data patungo sa kumpiyansang pagkuha ng mga makabuluhang kuwento, pagtukoy ng mga anomalya, at paghahanda ng data para sa mas malalim na pagmomodelo. Makukuha mo ang mga pangunahing gawi na ginagamit ng mga propesyonal na data analyst upang suriin ang kalidad ng data at tuklasin ang mga nakatagong relasyon. Ano ang matututunan mo: - Unawain ang mga pangunahing prinsipyo ng exploratory data analysis at kung paano i-istruktura ang iyong paunang pagsisiyasat. - Linisin at i-preprocess ang hilaw na data sa pamamagitan ng paghawak sa mga nawawalang halaga, mga duplicate, at maling uri ng data. - Maglapat ng mga modernong teknik ng Pandas at tuklasin ang mga high-performance na alternatibo tulad ng Polars para sa mahusay na data manipulation. - Suriin ang mga numerical at categorical distribution gamit ang descriptive statistics at correlation matrices. - Sumulat ng matatag, nababasang data analysis code gamit ang mga modernong kasanayan sa Python, kabilang ang basic type hints. - Tukuyin ang mga outlier at anomalya na maaaring makasira sa iyong mga analytical result o machine learning models. Magsisimula ka sa pag-aaral ng mga pangunahing termino at ang pilosopiya ng data exploration bago lumipat sa mga sunud-sunod na paliwanag na nakasulat at mga ehersisyo na batay sa code. Ang materyal ay lohikal na gagabay sa iyo mula sa paunang pag-load ng file hanggang sa advanced na multi-variable relationship analysis. Ang kursong ito ay idinisenyo para sa mga naghahangad na data analyst, mananaliksik, at mga baguhan na may pangunahing kaalaman sa Python syntax at nais na bumuo ng mga praktikal na kasanayan sa data-wrangling. Hindi kinakailangan ang advanced na matematika o naunang karanasan sa data science. Magsimulang magbasa ngayon upang bumuo ng isang structured, propesyonal na workflow para sa pagsusuri ng anumang dataset na iyong makakaharap.

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Mga review (18)

Anna Kowalska PL
โ˜… 4 ยท 09.08.2026

A useful introduction. The explanations were generally clear, but a few concepts required extra digging.

Benjamin Taylor NZ Verified learner
โ˜… 3 ยท 02.08.2026

Decent introduction. The structure was logical, but I wish there had been more hands-on practice beyond the basic examples.

Alice Robert BE
โ˜… 3 ยท 26.07.2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Francisca Pereira BR
โ˜… 4 ยท 23.07.2026

This course exceeded my expectations! The examples were spot-on and really helped solidify the learning. Definitely worth the time.

Cรฉsar Romero PA Verified learner
โ˜… 5 ยท 19.07.2026

Fantastic learning experience. The pace was perfect and the examples really clarified things. Definitely worth the time.

Sophia Heyns ZA
โ˜… 5 ยท 14.07.2026

A truly excellent learning experience. The flow was logical and the examples were super helpful.

ะะฝะฝะฐ ะšะพะทะปะพะฒะฐ RU
โ˜… 3 ยท 03.07.2026

It's a solid course. The structure is logical and most of the examples were helpful. Could use a few more real-world scenarios though.

Andrew Owusu GH Verified learner
โ˜… 4 ยท 30.06.2026

It's a good course if you have some prior knowledge. For absolute beginners, some concepts might be a bit challenging. The structure is logical, though.

Eduardo Barbosa BR Verified learner
โ˜… 4 ยท 27.06.2026

A good introduction. The structure was mostly clear, but I wish there were a few more real-world examples. Still, learned a lot.

Olamide Adeyemi NG Verified learner
โ˜… 4 ยท 19.06.2026

What a great learning experience! The flow of information was excellent, and the practical exercises were key. Very happy with this.

Maria Vasileiou GR Verified learner
โ˜… 4 ยท 16.06.2026

Pretty good introduction. The examples were helpful, but I wish there was a bit more practice material. Solid value for the cost.

Oka Pratama ID Verified learner
โ˜… 4 ยท 16.06.2026

Informative and well-organized. Could benefit from more varied examples in later modules.

Juana Morales PA
โ˜… 3 ยท 14.06.2026

It's a decent introduction. Could benefit from more diverse examples and a slightly better flow between modules.

Alejandro Ramรญrez EC Verified learner
โ˜… 3 ยท 12.06.2026

Hmm, I'm not sure this is ideal for beginners. Some concepts were glossed over, and the examples weren't always clear.

ุฑุงุถูŠุฉ ุจู† ุนุจุฏ ุงู„ุฑุญู…ุงู† TN Verified learner
โ˜… 3 ยท 30.05.2026

Found it useful for a refresher. Not sure it would be the best starting point for a complete beginner, tbh.

Arturo Rivas PE Verified learner
โ˜… 5 ยท 27.05.2026

Couldn't have asked for a better learning experience. The structure flowed perfectly, and the examples were incredibly relevant. Highly recommend!

Makeda Solomon ET
โ˜… 3 ยท 27.05.2026

Found it useful. The flow was logical, and the illustrative examples helped solidify the ideas. Could have used a bit more depth.

Peter Amponsah GH Verified learner
โ˜… 5 ยท 25.05.2026

Fantastic course. The examples used were spot on and really helped solidify the concepts. My understanding has improved dramatically.

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Oo โ€” full refund sa loob ng 14 araw, walang tanong.

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