6 A sample of people were given two versions of a drink, the original recipe and a new recipe. They were asked, 'Do you prefer the new recipe?" $$ 85 \% $$ said, yes'. a Why might this result be biased? b How could you arrange the tasting and questioning to avoid bias?

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Summers Fleming · Accepted Answer

a) The result might be biased due to sample selection, leading questions, order effects, and social desirability bias. b) To avoid bias, use random sampling, blind tasting, neutral questioning, counterbalancing, and provide equal information about the recipes.

6 A sample of people were given two versions of a drink, the original recipe and a new recipe. They were asked, 'Do you prefer the new recipe?" \( 85 \% \) said, yes'. a Why might this result be biased? b How could you arrange the tasting and questioning to avoid bias?

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6 A sample of people were given two versions of a drink, the original recipe and a new recipe. They were asked, 'Do you prefer the new recipe?" \( 85 \% \) said, yes'. a Why might this result be biased? b How could you arrange the tasting and questioning to avoid bias?

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