Final answer:
Absentmindedness is a memory error that occurs when our attention is not fully on the task at hand. To avoid this, minimize distractions and use mnemonic devices or visualization techniques to improve focus and recall.
Step-by-step explanation:
The memory error you experienced is called absentmindedness. It occurs when our attention or focus is not fully on the task at hand, causing lapses in memory. In your case, the stress and worry about your sick daughter distracted you from properly encoding the information you studied for the exam.
To avoid absentmindedness, it is important to minimize distractions and find ways to improve your focus. Here are some strategies you can try:
- Find a quiet and comfortable study environment.
- Use mnemonic devices or visualization techniques to make information more memorable.
- Break down your study time into manageable chunks to avoid mental fatigue.
- Practice active recall by testing yourself on the material regularly.