Final answer:
Conjoint analysis assumes that the valuation of a product is indeed the sum of the valuations of its attributes, which helps businesses understand consumer preferences for product features. Therefore, the given statement is true.
Step-by-step explanation:
In conjoint analysis, it is true that we assume the valuation of a product is the sum of the valuations of its attributes. This approach is utilized to determine how consumers value different features that make up an individual product or service.
By breaking down the product into its constituent attributes and estimating how much each part contributes to the overall value, businesses can understand consumer preferences and make informed decisions about product development and marketing.