Question: Question 5 3 marks A shopping mall estimates the probability distribution of the number of stores mall customers actually enter, as shown in the table:

Question 5 3 marks A shopping mall estimates the probability distribution of the number of stores mall customers actually enter, as shown in the table: X 0 1 2 3 4 5 6 P (X) 0.04 0.19 0.22 0.28 0.12 0.09 0.06 A) Find the mean number of stores entered. B) Calculate the variance in the number of stores entered. (1 mark) C) Determine the standard deviation. (1 mark) (1 mark)

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