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APPA reports that 67% of American households have at least one pet. A random sample of 50 Utah households found that 29 had at least
APPA reports that 67% of American households have at least one pet. A random sample of 50 Utah households found that 29 had at least one pet. Use a 5% level of significance to test if the proportion of households in Utah that have a pet is lower than the claimed 67%.
Include:
- Requirement check
- Correct test type (one sample z, one-sample t, one proportion z, two proportion z)
- Null and alternative hypotheses
- Test statistic and p-value
- Conclusion in the context of the problem
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