what is the answers?

The marks (out of 10) of students in a homework in STAT2101 were: Score 3 4 5 6 7 8 9 10 Number of students 2 3 4 5 6 4 3 2 (a) How many students did the homework? (b) Find the mode, median, quartiles and mean of the scores. (c) Find variance, standard deviation and the coefficient of variation of the scores Obtain a 5-number summary. change? (d) If the homework is to be recorded out of 5 (rather than 10), how will the values of the summary statistics calculated in parts (b) and (c)