Formulating the null and alternative hypotheses

Reference no: EM1397304

The current advertising campaign for a major automobile brand would be changed if fewer than 70 percent of the consumers like it.

a. Formulate the null and alternative hypotheses.

b. Which statistical test would you use? Why?

c. A random sample of 300 consumers was surveyed, and 204 respondents indicated that they liked the campaign. Should the campaign be changed? Why or why not?

Reference no: EM1397304

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