Question

The table shows the ages and weights of babies at a hospital.

A 2-row table with 10 columns. The first row is labeled age (weeks) with entries 1, 2, 3, 3, 4, 4, 6, 8, 9, 9. The second row is labeled weight (pounds) with entries 7.5, 7.25, 8.2, 7.95, 8.0, 9.75, 9.25, 8.9, 9.85, 10.0.

What is the correlation between age and weight as shown in the table?

none
positive
negative
constant

Answer 1

Positive — as the babies' ages increase, their weights tend to increase (overall upward trend).