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    Conjoint Analysis

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    INTRODUCTION

    It is a Research technique devloped in 70s

    Dictionary definition-- Conjoint: Joined together,combined.

    Marketers catch-phrase-- Features CONsidered

    JOINTly

    To understand how people make choices .

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    What is conjoint analysis

    Conjoint analysis is a statistical technique used

    in market research .

    To determine BEST combination of limited

    number of attributes of a product which willinfluence the customer

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    How Does Conjoint Analysis Work?

    We vary the product features (independent variables) to

    build many (usually 12 or more) product concepts

    We ask respondents to rate/rank those product concepts

    (dependent variable)

    Based on the respondents evaluations of the productconcepts, we figure out how much unique value (utility)

    each of the features added

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    Whats Good about Conjoint?

    When respondents are forced to make difficult

    tradeoffs, we learn what they truly value .

    More realistic questions .

    Powerful way of capturing what really drives

    customers to buy one product over another .

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    Conjoint Design

    A product or service area is described in terms a

    number of attributes & levels .

    For eg. A product may have attributes as size,

    speed, colour, price and so on..

    So for attribute colour levels might be red , blue ,

    green so on

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    Types of Conjoint Analysis

    1. Adaptive Conjoint AnalysisACA

    2. Choice Based Conjoint Analysis- CBC

    3. Discrete Choice Analysis

    4. Full profile Conjoint Analysis

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    Market Simulations

    Make competitive market scenarios and predict

    which products respondents would choose

    Accumulate (aggregate) respondent predictions

    to make Shares of Preference (some refer to

    them as market shares)

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    How to Learn What Customers

    Want? Ask Direct Questions about preference:

    What brand do you prefer? What Interest Rate would you like?

    What Annual Fee would you like?

    What Credit Limit would you like?

    Answers often trivial and unenlightening (e.g.

    respondents prefer low fees to high fees, higher

    credit limits to low credit limits)

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    Create Attribute List

    Attributes assumed to be independent (Brand,

    Speed, Color, Price, etc.)

    Each attribute has varying degrees, or levels

    Brand: Coke, Pepsi, Sprite

    Speed: 5 pages per minute, 10 pages per minute Color: Red, Blue, Green, Black

    Each level is assumed to be mutually exclusive of the

    others (a product has one and only one level level of that

    attribute)

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    How do we proceed ???

    Company A & Company B

    Phone A Phone B

    Weight 250 grams 150 grams

    Battery Life 21 hours 10 hours

    Price Rs 1500 Rs 2800

    Utility value according to

    weight

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    Continued

    Relative importance Now select

    Phone A Phone B

    Weight 250 grams

    (15)

    150 grams

    (35)

    Battery Life 21 hours

    (15)

    10 hours (10)

    Price Rs 1500 (25) Rs 2800 (15)

    Utility 55 60

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    Using the results..

    Knowing the values of the utility values of

    each of the levels, but what we really want

    to know is how our product/servicecompares to our competitors and how we

    can best optimise the value we give to the

    customer.

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    . For a business making the choice of what to

    change or improve thus comes down to

    understanding the cost impact of making the

    change balanced against the extra value to

    the customer.

    Would you get a better return spending

    more on development to bring the weight of

    the phone down, or would it be worthbringing the price down despite the lost

    profit margin (usually the former!)?

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    Other Example Of Conjoint

    Analysis According to responses, here is the ranking

    of 5 attributes :-

    Flavor23 %

    Price47 %

    Container4 %

    Freshness19 %

    Healthiness7%

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    .

    .

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    .

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    Using the results..

    Given the consumers' ratings of diverse

    combinations, the software package

    computes a mathematical regression to tellus how important each of the five factors is

    to the individual responding consumer, and

    to the group of responding consumers as awhole.

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    .

    The end result is a quantitative, what

    consumers really want, with each attribute

    evaluated in the context of the others.

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    .Advantages

    estimates psychological tradeoffs that

    consumers make when evaluating several

    attributes together

    measures preferences at the individual level

    uncovers real or hidden drivers which may

    not be apparent to the respondent

    themselves

    realistic choice or shopping task

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    .Advantages (cont.)

    able to use physical objects

    if appropriately designed, the ability to

    model interactions between attributes can beused to develop needs based segmentation

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    Disadvantages

    designing conjoint studies can be complex

    with too many options, respondents resort to

    simplification strategies

    difficult to use for product positioning

    research because there is no procedure for

    converting perceptions about actual featuresto perceptions about a reduced set of

    underlying features

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    Disadvantages (cont.)

    respondents are unable to articulate attitudes

    toward new categories, or may feel forced

    to think about issues they would otherwise

    not give much thought to

    poorly designed studies may over-value

    emotional/preference variables and

    undervalue concrete variables

    does not take into account the number items

    per purchase so it can give a poor reading of

    market share

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    Conclusion.

    Conjoint analysis is one of the terms used to

    describe a broad range of techniques for

    estimating the value people place on theattributes or features that define a product

    and service. Conjoint Analysis is perfect for

    answering these types of questions: What is the optimal feature set for my

    product?

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    . What price level maximizes its

    profitability? What services are consumers willing to pay

    more for in the product?

    Which of these changes will increase ourmarket share?

    What impact will this have on my current

    suite of products/cannibalization?

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    .

    Thanks