Business, 13.12.2019 22:31 destinee8863

The marketing manager for an automobile manufacturer is interested in determining the proportion of new compact-car owners who would have purchased a passenger-side inflatable airbag if it had been available for an additional cost of $300. the manager believes from previous information that the proportion is 0.30. suppose that a survey of 200 new compact-car owners isselected and 79 indicate that they would have purchased the inflatable air bags. if you were to conduct a test to determine whether there is evidence that the proportion is different from 0.30 and decided not to reject the null hypothesis, what conclusion could you draw?
a)there is not sufficient evidence that the proportion is not 0.30.
b)there is sufficient evidence that the proportion is 0.30.
c)there is sufficient evidence that the proportion is 0.30.
d)there is not sufficient evidence that the proportion is 0.30.

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