How does the weight loss rate of anchor steel change over time in the tested environments?

Conditions

• Applies to each of the four tested environments.
• Observed over the displayed interval from 1 to 6 months.

Reasoning, step by step

1. Analyze the trend described in the experimental results.
2. Observe the shape of the curves in Figure 1.

Example

The slide text states: "In any experimental environment, the weight loss rate of anchor steel increases with time, but the increase rate decreases with time."

Common misconceptions

• Assuming the weight loss rate increases linearly over time.
• Believing the rate of increase accelerates as time progresses.

Watch the explanation

Explore next

• What does the flattening of the curves in Figure 1 indicate?
• How is the GM(1,1) model used in relation to this data?