A 0.01 significance level is used for a hypothesis test of the claim that when parents use a particular method of gender selection, the proportion of baby girls is 5 less than 0.5. Assume that sample data consists of 55 girls in 121 births, so the sample statistic of results in a z score that is 1 standard deviation below 0. Complete parts (a) through (h) below. Click here to view page 1 of the Normal table. Click here to view page 2 of the Normal table. a. Identify the hypothesis and the alternative hypothesis. Choose the correct answer below. O A. Ho:p*0.5 H:p<0.5 0C. Hop = 0.5 H:p> 0.5 OB. Ho: p=0.5 H:p*0.5 OD. Ho: p=0.5 Hip<0.5 b. What is the value of a? (= (Type an integer or a decimal.) c. What is the sampling distribution of the sample statistic? O Normal distribution Student (t) distribution d. Is the test two-tailed, left-tailed, or right-tailed? O Left-tailed O Right-tailed OTwo-tailed e. What is the value of the test statistic? The test statistic is I (Type an integer or a decimal.) f. What is the P-value? The P-value is (Round to four decimal places as needed.) g. What are the critical value(s)? The critical value(s) is/are (Round to two decimal places as needed. Use a comma to separate answers as needed.) h. What is the area of the critical region? The area is (Round to two decimal places as needed.)
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