4. Free Samples Note the graphic below: Do Free Sample Work? Take One How effective adults say free sample are: (free) Shouldn't do it 3% Nice, but not necessary 25% More Likely to remember the product 20% More likely to buy a product 52% a. You interview a random sample of 50 adults. The results of your sample survey show that 48% of the adults said they were more likely to buy a product when there are free samples. At a = 0.05, can you reject the claim that at least 52% of the adults are more likely to buy a product when there are free samples? b. Use your conclusion from part (a) to write a paragraph on the use of free samples. Do you think a company should use free samples to get people to buy a product? Explain.

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