II. TRUE OR FALSE. Write T if the statement is true, and F if it is false. (10 points) 1. Z score is also known as standard score. 2. The standard score of the mean is zero. 3. Standard score of zero implies that the score x is zero. 4. The mean of the population is 4.5.it can be interpreted that the means of the sampling distribution is more or less 4.5 5. In the final exam in Statistics, Regor got a percentile rank of 93%. This means that he surpasses 93% of his classmates