Assessment Directions: Write the letter of the correct answer on your paper. '1 . This refers to an intelligent guess about a population proportion. A. Hypothesis C. Decision B. Test statistic D. Interpretation 2. What mathematical model is appropriate for decisionmaking? A. Graphical representation C. zstatistic B. Normal curve D. none of these 3. When the null hypothesis is rejected which of the following is true? A. There is sufcient evidence to back up the decision. B. There is no suicient evidence to back up the decision. C. The conclusion is guaranteed. D. The conclusion is not W. 4. for the 95% condence level. A. a=.01 C.a=.10 B. a = .05 D. a: = .025 5. Which of the following is the standard deviation of sample proportions? A. J5 c. P\" qD B. E D. 1m\" 6. For a zrtest of proportions which of the following is the rejection region for a twoitailed test? A.z>zg C.ZZROTZ>_Za C. z-Za B. z>-za_m'z>za,r2 D. zza,r2 2 2 8. [f pa = 0.37 What is go? A. 0.37 C. 0.73 13.0.63 D. 0.53 9.In a ztest of proportions, the computed 1: lies in the rejection region. This means that: A. The sample proportion is equal to the hypothesized proportion. B. The sample proportion is equal to the population proportion. C. The sample proportion is not equal to the hypothesized proportion. D. The sample proportion is not equal to the population proportion. 10.111 a onetailed ztest proportions the comparative statement is 0352-042. What decision should be made about Hg? A. Reject Ho B .Accept Ho C. The sample proportion >than the population proportion D. The sample proportion