CONVERTING A NORMAL RANDOM VARIABLE TO A STANDARD NORMAL VARIABLE AND VICE-VERSA. Solve the following problem. For nos. 1 & 2. Given / = 110 and o = 10 in a college entrance examination, find the corresponding z-value of the scores gained by the following students: 1) x = 98 * 2 points O -1.2 -2.1 O 1.2 O 0.98 2) x = 120* 2 points 2 O 1 O -1 O -2 In Mrs. Shirley's science class, a student gained a score of 46. 2 points What is the z-value of his score if test result has population mean 45 with standard deviation of 2? * 0.5 O -0.5 O -0.98 O 0.98