How do focus groups work? - Hector Lanz

869,084 views ・ 2017-04-10

TED-Ed


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譯者: Angela Hung 審譯者: 庭芝 梁
為什麼我們會選擇 特定的產品或品牌呢?
00:07
Why do we buy certain products or choose certain brands?
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00:10
This is the sort of question advertisers have always asked,
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廣告商總是在問這類的問題,
00:14
and there are no easy answers.
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但這並沒有簡單的解答。
00:16
However, there is a handy tool that helps companies explore this
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然而,有個很棒的工具,
能幫助公司探討並了解這類問題,
00:20
and similar questions,
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00:22
and it's called the focus group.
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稱之為「焦點團體訪談法」。
直到 1940 年代為止, 市場調查幾乎都以量化方式為主,
00:25
Until the 1940s, market research was often quantitative
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使用銷售圖表和顧客問卷 來追蹤消費行為。
00:29
using things like sales figures and customer polls to track consumption.
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00:34
But this changed during World War II.
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但這在二次世界大戰中 開始有所轉變。
00:36
Sociologists Robert Merton and Paul Lazarsfeld
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社會學家羅伯特·默頓 和保羅·拉扎斯菲爾德
00:40
set out to learn how unprecedented exposure to wartime propaganda
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想了解過去未曾出現的 戰時宣傳內容
如何對大眾產生影響。
00:45
was affecting the public.
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00:47
Instead of polling large numbers of people
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他們並沒有採用大量問卷,
00:49
with straightforward questions and quantifiable answers,
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以簡單直接的問題 去得到可量化的答案;
00:52
the researchers conducted in-person interviews,
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而是改由研究人員 採取面對面的訪談,
00:56
sometimes with small groups,
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有時也會用小組方式
讓他們進行更開放的討論。
00:58
engaging them in more open discussions.
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01:00
Later, this method was picked up by the advertising industry
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後來,在顧問們的幫助下 這個方法被廣告業所採用,
01:04
with the help of consultants,
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01:05
like Austrian-born psychologist Ernest Dichter,
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像是奧地利心理學家 內斯特·迪希特
01:09
who first coined the term focus group.
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他是最早使用 「焦點團體訪談法」這個名稱的人。
這個新的方法 屬於質化研究的一種,
01:12
This new technique was a type of qualitative research
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01:15
focused on the nature of people's preferences and thoughts.
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聚焦於人們 真正的喜好和想法上。
01:19
It couldn't tell marketers what percentage of people buy a certain product or brand,
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它無法告訴廣告商,有多少比例的人 會買某樣商品或品牌,
01:24
but it could tell them more about the people who do,
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但它可以告訴他們 是哪些人會買,
01:27
their reasoning for doing so,
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以及他們購買的背後原因,
01:29
and even the unconscious motivations behind those reasons.
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甚至是這些原因背後 更深層的動機。
01:33
Rather than providing definite conclusions for business and sales,
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比起為營運和銷售提供確切的結論,
01:36
focus groups would be used for exploratory research,
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焦點團體訪問法 更適合用在探索型研究上,
01:40
generating new ideas for products
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來為產品提供新的點子,
01:42
and marketing based on deeper understanding of consumer habits.
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深入了解並且根據消費者行為, 進行行銷活動。
01:47
For example, early focus groups found that contrary to popular opinion at the time,
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例如,早期的焦點團體發現:
與當時民眾普遍的觀點相反,
01:52
wives often had more influence than their husbands when choosing which car to buy,
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太太對於先生選擇購買車輛 其實有更高程度的影響,
01:57
so Chrysler shifted gears by marketing cars directly to women.
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所以克萊斯勒公司 轉而向女仕們行銷汽車。
02:02
And Dr. Dichter himself conducted focus groups for Mattel
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而迪希特博士也為美泰爾公司 舉行焦點團體訪談,
02:05
to learn what girls wanted in a doll.
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來了解女孩們想要什麼樣的娃娃。
02:09
The result was the original Barbie doll.
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研究結果成為當時 芭比娃娃的設計原型。
02:12
So how does a focus group work?
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那麼,焦點團體訪談法 是如何運作的呢?
02:14
First, companies recruit between six and ten participants
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首先,公司根據特定條件 篩選適合研究主題的對象,
02:18
according to specific criteria that meet their research objectives.
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並招募六到十位參與者。
02:23
They could be mothers of children between five and seven,
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這些人可能是 擁有五到七歲小孩的媽媽,
02:26
or teenagers planning to buy a new phone in the next three months.
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或是計畫在三個月內 要購買新手機的青少年。
02:30
This is often done through professional recruiters who manage lists of people
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參與者是「專業研究招募員」找來的, 他們的手上掌握許多受試者名單,
02:34
who've agreed to participate in focus groups for payment or other rewards.
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有些民眾會為了酬勞或其他獎勵 而同意加入受試者名單。
02:39
During a session, participants are asked to respond to various prompts
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在訪談過程中,參與者需要回應
由團體主持人所提出的問題,
02:43
from the group moderator,
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02:45
like sharing their opinions on a certain product,
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例如分享他們對某項產品的意見,
02:47
or their emotional reactions to an advertisement.
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或是他們看到 某則廣告時的情緒反應。
02:51
They may even be asked to do seemingly unrelated tasks,
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他們甚至可能被要求 進行一些看似無關的任務,
02:55
like imagining brands as animals in a zoo.
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例如將品牌想像成 動物園裡的動物。
02:58
The idea is that this can reveal useful information
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因為這麼做能獲得
關於參與者感受的有用資訊,
03:01
about the participant's feelings
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03:03
that traditional questions might not get to.
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而這是傳統的問題無法得到的。
除了這些基本方法外, 還有許多不同的變化。
03:07
Beyond these basics, many variations are possible.
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03:10
A focus group may have two or more moderators
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一場焦點團體訪談 可以有兩位以上的主持人,
03:13
perhaps taking opposite sides on a question,
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針對問題的不同面向進行詢問,
03:16
or a researcher might be hidden in the focus group
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或是可能會有研究人員 在其他參與者不知情下,
03:20
unknown to other participants to see how their answers can be influenced.
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藏身於焦點團體中, 看看他們的答案是否會受人影響。
03:24
And the whole process may also be observed by researchers
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研究員也可能透過單向透視玻璃,
03:28
through a one-way mirror.
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觀察整個過程。
03:30
But although they can provide valuable insight,
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雖然焦點團體法 能提供有價值的洞見,
03:32
focus groups do have their limitations,
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卻也有一些限制,
03:35
and one of the main ones is that the simple act of observing something
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主要之一就是, 即使只有簡單的觀察行為,
03:39
can change it.
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也可能改變結果,
03:40
This principle is called observer interference.
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這個原理稱之為「觀察者效應」。
03:43
The answers participants give
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參與者所提供的答案
03:45
are likely to be affected by the presence of the researchers,
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很可能因為研究人員的存在,
來自團體成員的社會壓力,
03:49
social pressure from the rest of the group,
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03:51
or simply knowing that they're taking part in a focus group.
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或是受試者知道 自己正參加焦點團體而受到影響。
加上研究者往往是在特定的情境下 使用小量的樣本,
03:55
And because researchers often use a small sample size in a specific setting,
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03:59
it's hard to generalize their results.
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因此結果很難類推到其他情況。
04:02
The findings that researchers do reach from focus groups
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研究員從焦點團體中得到的結果,
04:05
are often tested through experiments and data gathering.
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常會進行深入的實驗 或是蒐集進一步的資料。
04:09
Those put numbers on questions like how many potential customers there are
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這是為了更精確掌握問題, 像是有多少潛在顧客、
04:13
and what price they'd be willing to pay.
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他們願意花多少錢消費。
04:16
This part of the process changes as technology evolves.
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這個後續的研究階段, 隨著科技進步而有所改變。
04:20
But focus groups have remained largely the same for decades.
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但幾十年來,焦點團體的 進行方式大致不變。
04:23
Perhaps when it comes to the big, important questions,
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也許當我們想要瞭解 真正重要的問題時,
04:26
there's no substitute for people genuinely interacting with each other.
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人與人之間真摯的互動 仍然是無可取代的。
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