1. Which of the following is an example of a discrete variable? A. Measuring distance E. The amount of time needed to solve a problem C. Measuring volume of beer in a distillery D. The race of each student in a psychology class 2. What is the value of [EX}A2 for the scores 2, 1, 3'? Q .63 .36 .5 What is the total number of scores for the distribution shown in the following table? PPFPAMWaHWUDWP MA. to Emmammhm 4. A sample has a mean of M - Bl]. If each score in the sample is multiplied by 5. then whi the mean for the new distribution? A. 150 B. 35 C. 25 D. 'r' 5. A population has 55 = 125 and o = 5. How manyr scores are in the population? A. 512] B. 125 C. 12D D. 25 E. A population has a standard deviation of E. If it) points were added to every score in th population, what would be the new standard deviation? 5. For a population with a mean of 3B and a standard deviation of 3, nd the X value corresponding to z=+2 A 24 B. 33 C. 2? D. 36