A random sample of 90 observations is selected from a binomial population with unknown probability of success p. The computed value of p is 0.79. (1) Test Ho : p = 0.5 against H. : p > 0.5. Use a =...


A random sample of 90 observations is selected from a binomial population with unknown probability of success p. The computed<br>value of p is 0.79.<br>(1) Test Ho : p = 0.5 against H. : p > 0.5. Use a = 0.01.<br>test statistic z =<br>critical z score<br>The final conclusion is<br>A. There is not sufficient evidence to reject the null hypothesis that p = 0.5.<br>O B. We can reject the null hypothesis that p = 0.5 and accept that p > 0.5.<br>%3D<br>(2) Test Ho : p = 0.55 against H. : p < 0.55. Use a = 0.05.<br>test statistic z =<br>critical z score<br>The final conclusion is<br>A. We can reject the null hypothesis that p<br>B. There is not sufficient evidence to reject the null hypothesis that p = 0.55.<br>0.55 and accept that p < 0.55.<br>(3) Test Ho : p = 0.6 against Ha:p # 0.6. Use a =<br>0.05.<br>test statisticz =<br>positive critical z score<br>negative critical z score<br>The final conclusion is<br>A. There is not sufficient evidence to reject the null hypothesis that p = 0.6.<br>B. We can reject the null hypothesis that p = 0.6 and accept that p # 0.6.<br>

Extracted text: A random sample of 90 observations is selected from a binomial population with unknown probability of success p. The computed value of p is 0.79. (1) Test Ho : p = 0.5 against H. : p > 0.5. Use a = 0.01. test statistic z = critical z score The final conclusion is A. There is not sufficient evidence to reject the null hypothesis that p = 0.5. O B. We can reject the null hypothesis that p = 0.5 and accept that p > 0.5. %3D (2) Test Ho : p = 0.55 against H. : p < 0.55.="" use="" a="0.05." test="" statistic="" z="critical" z="" score="" the="" final="" conclusion="" is="" a.="" we="" can="" reject="" the="" null="" hypothesis="" that="" p="" b.="" there="" is="" not="" sufficient="" evidence="" to="" reject="" the="" null="" hypothesis="" that="" p="0.55." 0.55="" and="" accept="" that="" p="">< 0.55.="" (3)="" test="" ho="" :="" p="0.6" against="" ha:p="" #="" 0.6.="" use="" a="0.05." test="" statisticz="positive" critical="" z="" score="" negative="" critical="" z="" score="" the="" final="" conclusion="" is="" a.="" there="" is="" not="" sufficient="" evidence="" to="" reject="" the="" null="" hypothesis="" that="" p="0.6." b.="" we="" can="" reject="" the="" null="" hypothesis="" that="" p="0.6" and="" accept="" that="" p="" #="">

Jun 02, 2022
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