Question

Find data on the Internet for two or more groups . Make an appropriate display to compare the groups, and Interpret what you find.

Answer 1

The birth weights(in kgs) of children in two different hospitals of two different cities:

Group 1:

2.5, 2.5, 2.7, 3.0, 3.0, 3.2, 3.2, 3.2, 3.2, 3.3,

3.5, 3.6, 3.7, 3.7, 3.8, 4.0, 4.0, 4.1, 4.1, 4.1,

4.4, 4.4, 4.5, 4.6, 4.7, 4.7, 4.9, 5.0, 5.3, 5.5

Group 2:

2.7, 2.7, 3.3, 3.3, 3.3, 3.7, 3.7, 4.0, 4.0, 4.0,

4.1, 4.5, 4.5, 4.5, 4.5, 4.5, 4.5, 4.8, 4.9, 4.9,

5.0, 5.0, 5.3, 5.4, 5.5, 5.5, 5.6, 5.7, 5.7, 5.7

Box plots:

Both the distributions are approximately normal as the mean and the median are very close to each other for both the groups. The two distributions are do not differ significantly.