Do people prefer tap or bottled water? For this study pour two water samples into two cups that are the same but marked on the bottom.Each subject then tastes both water samples and rates the taste on a five-point scale (1 = poor to 5 = excellent. )Explain why blocking would or would not be necessary.

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The Answer of Do people prefer tap or bottled water? For this study pour two water samples into two cups that are the same but marked on the bottom.Each subject then tastes both water samples and rates the taste on a five-point scale (1 = poor to 5 = excellent. )Explain why blocking would or would not be necessary.

Do People Prefer Tap or Bottled Water? for This Study