# Statistics : One Tailed Test

Running head: HYPOTHESIS TESTINGFiner Diner Average Tables HypothesisStudents nameInstitution1HYPOTHESIS TESTING2Finer Diner Average Tables HypothesisFiner Diner claims that on any given night, the average number of tables served is 80. Afood services researcher feels that this average is incorrect. The researcher selects a randomsample of 64 nights and finds the mean of the sample to be 76 tables. The population standarddeviation () is 1.4 tables. Is there evidence to support the claim of the researcher at = 0.05?In this testing, the null hypothesis is the mean of the sample of the study conducted bythe research is 76 tables and the alternative hypothesis is the mean of the sample of thestudy conducted by the researcher is greater than 76. In this research hypothesis, = 0.05. Inthis scenario where Ho=76, we use a one tailed test. In this case, we are using = 0.05 whichimplies that there is a 5 percent chance that when the null hypothesis is true, it is erroneouslyrejected.If finer diner is correct, X-N (76, 80)Ho: p= 76Ha: p>76The appropriate test statistic isZ= (the number of tables in sample+/- .5- Npo/ NPoqo= (76+/- 0.5- ...

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