Data management grade 12- statics

and one that would be a better question will 4. Professor Eden's class in forensic science has only 12 students. Their scores on the midterm exam were: 52 72 66 55 88 70 87 76 87 92 20 76 Show full solutions. a) Calculate the mean, median and mode. [6] b) Calculate the variance and the standard deviation. [4] c) Analyze to see if there are any outliers and draw a modified boxplot. [6] d) Calculate the z-score for the person with the score of 70. [2]