Are my answers correct??

The following 2 questions (Q12 to Q13) are either "True" or "False": Q12: The two parameters that completely characterize a standardized normal distribution are "u" and "o". True Q13: The variance for a set of data can be a negative value. false Multiple Choice: Q14: In a negatively skewed distribution, Alice scored the mean, Betty scored the median, and Claire scored the mode. Who had the lowest score? A. Alice B. Betty C. Claire D. All three scored approximately the same Q15: In a normal distribution, Alice scored the mean, Betty scored the median, and Claire scored the mode. Who had the lowest score? A. Alice B. Betty C. Claire D. All three scored approximately the same 16: The z-distribution always has a mean of and a standard deviation of A 0; 1 B. 0; 0 no (C 1; 0 D. 1; 1 17: A test score of 84 was transformed into a standard score of -1.5. If the standard deviation test scores was 4, what is the mean of the test scores? A. 78 B. 89