# Question: What is the ideal number of children to have in

What is the ideal number of children to have in a family? The following data represent the ideal number of children for a random sample of 900 adult Americans.

(a) Construct a discrete probability distribution for the random variable X,

(b) Draw the probability histogram,

(c) Compute and interpret the mean of the random variable X, and

(d) Compute the standard deviation of the random variable X.

x (number of children) .. Frequency

0 ............. 10

1 ............. 30

2 ............. 520

3 ............. 250

4 ............. 70

5 ............. 17

6 ............. 3

(a) Construct a discrete probability distribution for the random variable X,

(b) Draw the probability histogram,

(c) Compute and interpret the mean of the random variable X, and

(d) Compute the standard deviation of the random variable X.

x (number of children) .. Frequency

0 ............. 10

1 ............. 30

2 ............. 520

3 ............. 250

4 ............. 70

5 ............. 17

6 ............. 3

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