You are a research assistant at a zoo. The question of your study is "Has the proportion of baby zebras born in zoos increased from 10%?". Your supervisor asks that you run a hypothesis test using a significance level of 0.05. From the study, you obtain a z-score of 0.788. What type of z test is appropriate? What is the ?  Right, one-tailed test. = +1.645 Right, one-tailed test.   = -1.645  Left, one-tailed test.   = +1.645 Left, one-tailed test.   = -1.645  Two-tailed test.   = +1.645 and -1.645

MATLAB: An Introduction with Applications
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You are a research assistant at a zoo.  The question of your study is "Has the proportion of baby zebras born in zoos increased from 10%?".  Your supervisor asks that you run a hypothesis test using a significance level of 0.05.  From the study, you obtain a z-score of 0.788.  What type of z test is appropriate?  What is the ? 

   

Right, one-tailed test.   = +1.645

   

Right, one-tailed test.   = -1.645

   

 Left, one-tailed test.   = +1.645

   

Left, one-tailed test.   = -1.645 

   

Two-tailed test.   = +1.645 and -1.645 

 

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