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***ROUGH WORK MUST BE SHOWN TO RECEIVE CREDIT**** x 0 1 2 P(x) 0.23 0.38 a) What is the missing probability in the probability distributionabove?

***ROUGH WORK MUST BE SHOWN TO RECEIVE CREDIT****

x 0 1 2
P(x) 0.23 0.38

a) What is the missing probability in the probability distributionabove? (1 mark)

b) Calculate the mean of the probability distribution. (1 mark)

c) Calculate the standard deviation the probability distribution. (2 marks)

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