Question: 2. In its year 2000 census, the United States Census Bureau found that the average number of children of all married couples is 2.3 with

2. In its year 2000 census, the United States Census Bureau found that the average number of children of all married couples is 2.3 with a standard deviation of 1.6.

(a) The correct notation is for the number 2.3 is (choose one): (i) x, (ii)μ.

(b) The correct notation is for the number 1.6 is (choose one): (i) S, (ii)σ.

(c) According to the same census, 17% of all adults chose not to marry. The correct notation for the number 0.17 is (choose one): (i)!p = 0.17, (ii) p = 0.17.

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