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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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