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2.2 Organize data and apply filters (데이터 구성 및 필터 적용하기)

Create groups by using marks, headers, and the data pane(마크, 머리글, 데이터 패널에서 그룹 만들기)

Which feature would be most helpful in combining all values of a field containing a given string? → Group (When you create a group, you can use the contains function to find values that share a common string.)
Groups are best described by which of the following? A method for combining values of a measureA method for combining values of a dimension
How to create a group from a field in the Data pane? → In the Data pane right-click a field -> select Create -> In the Create Group dialog box select the members that needs to be grouped -> Group -> Ok. → In the Data pane right-click a field -> select Group.

Create sets by using marks and the data pane(마크와 데이터 패널을 이용한 집합 만들기)

Which of the following are the types of sets in Tableau? – [Select All that Apply] Dynamic setFixed set (There are two types of sets: dynamic sets and fixed sets. The members of a dynamic set change when the underlying data changes. Dynamic sets can only be based on a single dimension. Singleton and Equal sets are used in mathematical calculations not in Tableau.)
집합 활용하기_매출 기준 Top 11위_20위는 https://www.youtube.com/watch?v=m-mKNVYzNd0 (4:40)

Organize dimensions into a hierarchy(차원 필드들을 계층으로 구성하기)

In the Southern Region Superstore data, the Product Category, Product Subcategory, and Product Name might be combined using which of the following: → Hierarchy
How to create a Hierarchy in Tableau? In Data pane drag a field and drop on top of another field -> enter a name of the hierarchy -> ok (Explanation: To create a hierarchy: In the Data pane, drag a field and drop it directly on top of another field and then, enter a name for the hierarchy and click OK.)
손쉽게 계층 만들기 https://www.youtube.com/watch?v=UpkEhfVlcjs (3:01)

Add a filter to a view(뷰에서 필터 추가하기)

Filter dialog box offers the following tabs for filtering – [Select all that Apply] WildcardConditionTop (When we drag a discrete dimension to the Filters shelf, the Filter dialog box offers four tabs for filtering: General, Wildcard, Condition, and Top.)
원하는 결과값을 정확하게 표현하기!_Late filtering 활용 https://www.youtube.com/watch?v=CeNXfdkH3k8 (5:33)
Late Filtering - 필터에서 특정 항목 선택하더라도 기존 비율 유지…

Add a context filter (컨텍스트 필터 추가하기)

You would like to create a view showing the top 5 products by sum of sales for a given state or states. A set is used to select the top 5 products by sales. What type of filter should be used with state?Context Filter
태블로의 작동 순서 살펴보기(Order of Operations) https://www.youtube.com/watch?v=ZBdqProz1Ts (8:34)
일반적으로 TOP N으로 제한한 후 그 범위 내에서 지역, 고객명(Dimension Filter)이 필터링되나…
지역, 고객명(Dimension Filter)내에서 TOP N을 검색하기 위해 Context Filter를 사용한다.

Add a date filter(날짜 필터 추가하기)

Which type of filter usually works best with date fields? Slider filters
A relative date filter works relative to:The anchor date (Relative date filters work relative to the anchor date. By default this will be the current date, but this can be changed:
Which of the following can use anchor dates? Filters
How to create Relative Date Filters Drag a date field to the filter shelf -> Select a time unit -> Define the date period -> Ok
What is happening if you click on the filter x button? filter’s all of range is included
날짜 필터 완전 정복! 다양한 날짜 필터 적용법 https://www.youtube.com/watch?v=b-rd_E9fouw (4:25)
날짜 범위
기준 날짜(시험 출제..)
Anchor related to..
기준 날짜를 정해서 좀 더 다양하고 세부적으로 살펴볼 수 있는 필터..