lionessny4234 lionessny4234

25-05-2023
Mathematics

contestada

Mantoria Hotel has received a high number of customers for eight weeks. The following shows their income (RM' 00) for these eight weeks
1550 480 1000 400
770 1130 1200 1320
a) Calculate the mean and standard deviation.
b) Find the range. (5 marks)

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