Question: I need help with question iii & iv . 2. Below are the result scores of 30 students in an English class. 67 67 72

I need help with question iii & iv.

2. Below are the result scores of 30 students in an English class. 67 67 72 68 9 0 71 TI 70 9 5 58 TI 64 (i) Determine the mode and the median of the scores. (4 marks) (ii) Calculate the mean and show the steps to achieve the standard deviation. (6 marks) (iii) Calculate the zscore and the t-score for the highest score and the lowest score in the set. (4 marks) (iv) Based on the result you have acquired. write a short report on the students' performance. (6 marks)

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