Formulate a one-sample hypothesis test for a proportion

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1: A financial advisor believes that the proportion of investors who are risk-averse (that is, try to avoid risk in their investor's decisions) is at least 0.7. A survey of 32 investors found that 20 of them were risk-averse. Formulate a one-sample hypothesis test for a proportion to test this belief.

2: The U.S Department of Labor stated that the national unemployment rate was 4.9%. Of a sample of 90 people in one city, 5.2% were unemployed. Can the city conclude that their unemployment rate is the same as the national average?

Reference no: EM132947651

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