(1 point) Scores on a certain intelligence test for children between ages 13 and 15 years are approximately normally distill 0 = 21. (a) What proportion of children aged 13 to 15 years old have scores on this test above 83 ? (NOTE: Please enter your answer in decimal form. For example, 45.23% should be entered as 0.4523.) Answer: (b) Enter the score which marks the lowest 25 percent of the distribution. Answer: (c) Enter the score which marks the highest 5 percent of the distribution. Answer: Note: You can earn partial credit on this problem.(1 point) Find the z-score from the standard normal distribution that satisfies each of the following statements. Draw an appropriate diagram, shade the appropriate region that represents for each z-scores. Round your answers to 2 decimal places. (a) The point z with 2.09 percent of the observations falling below it. Z = (b) The closest point z with 8 percent of the observations falling above it. Z = Note: You can earn partial credit on this