solution

Fifty persons were asked in a taste test which of two brands of soda they preferred.

a. If 18 stated that they preferred brand X, 26 stated that they preferred brand Y, and 6 stated that they had no preference, would it be fair to say that, in general brand Y is preferred to brand X? Explain your reasoning.

b. If 19 stated that they preferred brand X, 31 stated that they preferred brand Y, and 0 stated that they had no preference, would it be fair to say that, in general, brand Y is preferred to brand X? Explain your reasoning.

 
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