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Hypothesis Testing and Significance Levels

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Tourism is one consideration for Coffee Time's future. A survey of 1,233 visitors to Mumbai last year revealed that 110 visited a small café during their visit. Laura claims that 10% of tourists will include a visit to a café. Use a 0.05 significance level to test her claim. Would it be wise for her to use that claim in trying to convince management to increase their advertising spending to travel agents? Can you explan to me how you get to this answer in detail

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Hypothesis testing and significance levels are investigated. The solution is detailed and well presented.

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Please see the attached file.

Laura's claim is the null hypothesis. Any percentage found greater than 10% would be in her favor.

To implement this test, use

The sample proportion:
p = X/n = 110/1233 = 0.0892 = ...

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