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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