Quiz: Module 4: Normal Probability Distribution - Quiz This Question: 1 pt 3 of 17 (11 complete) This Quiz: 17 pts possible A standardized exam's scores are normally distributed. In a recent year, the mean test score was 1483 and the standard deviation was 316. The test scores of four students selected at random are 1900, 1200, 2190, and 1370, Find the z-scores that correspond to each value and determine whether any of the values are unusual The z-score for 1900 is (Round to two decimal places as needed.) The z-score for 1200 is (Round to two decimal places as needed,) The z-score for 2190 is (Round to two decimal places as needed.) The z-score for 1370 is (Round to two decimal places as needed.) Which values, if any, are unusual? Select the correct choice below and, if necessary, fill in the answer box within your choice A. The unusual value(s) is/are (Use a comma to separate answers as needed.) O B. None of the values are unusual Click to select your answer(s)