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In an article about health care coverage it was claimed that 25% of residents of Texas do not have health care coverage. In a
In an article about health care coverage it was claimed that 25% of residents of Texas do not have health care coverage. In a random sample of 260 residents of Texas it was found that 61 were uninsured. Is this sufficient evidence to reject the claim of 25% uninsured? Use a level of significance of 0.05. a) State the appropriate null and alternative hypotheses: Ho p=0.25 Ha P [Select] 0.25 b) Test your hypotheses and make and justify a statistical decision using the significance level of 5%: Test statistic value (rounded to 3 decimal places)= [Select] p-value (rounded to 3 decimal places): [Select] decision: [Select] c) Interpret your decision in the context of the problem: Conclusion: There [Select] Texas do not have health care coverage. evidence to [Select] the claim that 25% of residents of
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