In Its Most Recent Annual Report, the US Chamber of Commerce

question 39

Multiple Choice

In its most recent annual report, the US Chamber of Commerce compared the economic climate for small businesses in three regions of the country by asking a randomly selected sample of 100 small business owners from each region to rate the business climate in their region.In each sample, a majority of business owners rated the business climate "strongly positive." You use an appropriate chi-square table format to test the null hypothesis that the proportion of all small businesses owners who rate the business climate "strongly positive" is the same in all three regions.The significance level of the test is 5%. If the p-value for the sample result turns out to be .067, what should you conclude?

• A)Don't reject the hypothesis that the proportion of all small businesses owners who would rate the business climate "strongly positive" is the same in all three regions
• B)Reject the hypothesis that the proportion of all small businesses owners who would rate the business climate "strongly positive" is the same in for all three regions
• C)The proportion of all small businesses owners who would rate the business climate "strongly positive" is the same in all three regions.
• D)The proportion of all small businesses owners who would rate the business climate "strongly positive" is not the same in all three regions.

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Definitions:

Unbiased Approach

A method or standpoint that is impartial, not influenced by personal feelings or opinions in considering and representing facts.

Emotionally Charged

Pertains to situations, events, or information that invoke strong emotions or feelings.

Objectivity

The practice of presenting information in a fact-based, unbiased manner, without letting personal feelings or opinions influence.

Hypotheses

Proposed explanations made on the basis of limited evidence as starting points for further investigation.