Suppose that the following is to be tested: Ho: p= 0.72 and Ha: p *0.72. Calculate the observed z-statistic for the following sample data: Sixty-eight out of ninety test subjects have the characteristic of interest. Ro nearest thousandth. A. z = 0.751 OB. z=0.756 OC. z 0.453 OD. z-0.751

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Suppose that the following is to be tested: Ho: p=0.72 and Ha: p=0.72. Calculate the observed z-statistic for the following sample data: Sixty-eight out of ninety test subjects have the characteristic of interest. Round to the
nearest thousandth.
OA. z = 0.751
O B. z = 0.756
OC. z = 0.453
O D. z = -0.751
Transcribed Image Text:Suppose that the following is to be tested: Ho: p=0.72 and Ha: p=0.72. Calculate the observed z-statistic for the following sample data: Sixty-eight out of ninety test subjects have the characteristic of interest. Round to the nearest thousandth. OA. z = 0.751 O B. z = 0.756 OC. z = 0.453 O D. z = -0.751
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