WRITTEN WORKS (Check Yourself!) Directions: As a competent Andreans, solve these problems. 1. Given: H = 30, 0 =4.5. What is the raw score when: a. Z = 1.28 b. z = -1.73 C. Z = 2.3 d. z = -0.352. In number 1, find the raw score such that 60% is below it. 3. In a job fair, 3000 applicants applied for the job. Their mean age was found to be 28 with a standard deviation of 4years. a. Draw the normal curve distribution showing the z-score and the raw score. b. how many applicants are below 20 years old? c. how many applicants are above 32 years old? d. Find the age such that 75% is below it