Exercise 9-56 A shopping centre wants to examine the amount of space required for parking. Studies indicated...

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Statistics

Exercise 9-56
A shopping centre wants to examine the amount of space requiredfor parking. Studies indicated that 68% of staff and shoppers usepublic transportation. A survey of 1,002 was taken, and 663responded that they used public transportation.
a. State the null hypothesis and the alternatehypothesis. Round the final answers to 2 decimalplaces.
H₀: p =Â Â Â Â Â Â Â Â Â
H₁: p â‰ Â Â Â Â Â Â Â Â Â
b. State the decision rule for 0.10significance level. (Negative answer should be indicated bya minus sign. Round the final answers to 2 decimalplaces.)
Reject H₀ if z > or z< .
c. Compute the value of the test statistic.(Negative answer should be indicated by a minus sign. Roundthe final answer to 2 decimal places.)
Value of the test statisticÂ Â Â Â Â Â Â Â Â
d. At the 0.10 significance level, is itreasonable to conclude that the survey results indicate achange?
H₀. There is evidence to indicate that theresults have changed.

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a State the null hypothesis and the alternate hypothesis Ho p 068 H1 p 068 b State the decision rule for 010 significance level Negative answer should be indicated by a minus sign See Answer

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