Biology, 08.10.2020 05:01 rosie20052019
A scientist wants to find the percent of teens that like the taste of "brand X" lemonade over "brand Y" lemonade. She conducts a taste test of 500 teenagers. She gives each teen a bottle of lemonade with the labels showing the brand of each lemonade. She asks each teenager to taste each brand after drinking water in between. She finds that 50% of teens like brand X and 50% like brand Y lemonade. Why are the results of the survey most likely unreliable?
Adults were not interviewed.
Not enough teens were interviewed.
The investigation was based on taste.
The lemonade labels introduced bias.
Answers: 3
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