You want to know how a new brand of diet soup will fare among customers, especia

Question

You want to know how a new brand of diet soup will fare among customers, especially compared to a classic brand. Winch of the following designs is an example of a matched pairs design? 50 subjects taste and rate the 2 brands of diet soup in unmarked cups. The order of the soup type given is randomized. 60 subjects taste and rate one diet soup m an unmarked cup 30 subjects are randomly assigned to taste the new brand and the other 30 to taste the classic brand. 40 adult males and 30 adult females are randomly assigned to taste and rate die new brand of diet soup. Half of the males and half of the females chosen at random ate served the soup in an unmarked cup, and the others are served the soup in a cup labeled with the soup's brand. 60 subjects taste and rate the new brand of diet soup in an unmarked cup.

Explanation / Answer

The example that follows a match pairs desing is option b. In this his example is just analysed one factor ( soup taste) that  can be compare only with two treatments that are mached in pairs. The two treatments are: taste new soup brand and taste classic brand. This treatments will be grouped in pairs with similar characteristics to stablish comparison and make flavors inferences and effective conclusions.

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