Answer:
Product A performed better in the study because only 30% failed to get relief with this product, whereas 39% failed to get relief with Product B.
Step-by-step explanation:
Sample A = 20 people
Experienced relief in A = 14 people
Sample B = 100 people
Experienced relief in B = 61 people
The percentages of people who failed to get relief with each product are defined as follows:
Therefore, Product A performed better in the study because only 30% failed to get relief with this product, whereas 39% failed to get relief with Product B.