Describe how would you go about calculating the mean

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Reference no: EM133401821

Question: In a village in China, the probability that a family has one child is 0.3, and the probability that a family has two children is 0.4. No family can have more than two children.

(a) Write down the sample space for the random variable the number of children in a family

(b) Write down a probability model for the random variable the number of children in a family

(d) Consider now a village that has 100 families. Describe the sample space for the random variable the number of children in the village

(e) Briefly describe how would you go about calculating the mean of this random variable from a probability model.

(f) Using the rules learned in class, calculate the mean number of children in this village.

Reference no: EM133401821

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