Data Set 2-1
A student was interested in the structure of the families in the U.S. He sampled 29 of his 330 classmates and got the following answers to the question, "How many children are there in your family?"
3 , 1 , 2 , 2 , 4 , 2 , 1 , 2 , 2 , 1 , 3 , 2 , 3 , 3 , 4 , 2 , 2 , 1 , 3 , 5 , 1 , 1 , 3 , 5 , 2 , 4 , 7 , 1 , 2
-Referring to Data Set 2-1, the distribution of these scores is
A) positively skewed
B) negatively skewed
C) symmetrical
D) not skewed at all.

Question

Quizplus · Accepted Answer

The distribution is positively skewed because there are more low-value data points (families with fewer children) and fewer high-value data points (families with more children), causing the tail of the distribution to extend to the right.

Data Set 2-1 A Student Was Interested in the Structure of the Families