You are conducting a study to see if the proportion of voters who prefer Candidate A is significantly less than 0.75. You use a significance level of α=0.05 H0:p=0.75 H1:p


You are conducting a study to see if the proportion of voters who prefer Candidate A is significantly less than 0.75. You use a significance level of α=0.05
      H0:p=0.75
      H1:p<>


You obtain a sample of size 223 in which there are 164 successes.


What is the test statistic for this sample? (Report answer accurate to 3 decimal places.)




What is the p-value for this sample? (Report answer accurate to 4 decimal places.)




This test statistic leads to a decision to




  • reject the null

  • accept the null

  • fail to reject the null







As such, the final conclusion is that




  • there is sufficient evidence to conclude that the proportion of voters who prefer Candidate A is less than 0.75.

  • there is not sufficient evidence to conclude that the proportion of voters who prefer Candidate A is less than 0.75.

  • there is sufficient evidence to conclude that the proportion of voters who prefer Candidate A is equal to 0.75.

  • there is not sufficient evidence to con




Jun 07, 2022
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