You interview a random sample of 50 adults. The results of the survey show that 48% of
Question:
You interview a random sample of 50 adults. The results of the survey show that 48% of the adults said they were more likely to buy a product when there are free samples. At α = 0.05, can you reject the claim that at least 52% of adults are more likely to buy a product when there are free samples?
Use the figure, which shows what adults think about the effectiveness of free samples.
Transcribed Image Text:
Free Samples More likely to buy a product 52% How effective adults say free samples are Shouldn't do it 390 e One ее Nice, but not necessary 25% More likely to remember a product 20%
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H 0 p 052 claim H a p 052 z 0 1645 Rejection region z 1645 B...View the full answer
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Elementary Statistics Picturing The World
ISBN: 9780321911216
6th Edition
Authors: Ron Larson, Betsy Farber
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