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A tablet manufacturer is designing a new device that they would like to market. A survey...

A tablet manufacturer is designing a new device that they would like to market. A survey asked random samples of tablet users if they preferred the new device to their previous one. Of 250 children, 198 said ``Yes''. Of 324 adults, 217 said ``Yes''. Suppose a hypothesis test will be conducted to determine whether the data suggest that there is a difference in the proportions of children and adults who prefer the new device to their previous one. State the hypotheses H 0 and H a for this test.

Math   Statistics-And-Probability   
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