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(a) Create the histogram for the number of observation and relative frequency for the above data. (b) Create the cumulative frequency (c) Find the mode, mean, median and standard deviation for the above (d) Use Microsoft Excel or Mat Lab and check your results. No of students Mark 62 50 20 100 28 65 98 78 85 100 34 85 70 8 10 12 13 15 80 30 17 18 19 20 21 100 85 73 70 23 24 25 78 50