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Forgetting and Memory Distortion

Noah Carter

Noah Carter

7 min read

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Study Guide Overview

This study guide covers memory and forgetting, including: Ebbinghaus's Forgetting Curve and strategies for memory improvement (rehearsal, spacing effect, overlearning, testing effect); retroactive and proactive interference; retrograde, anterograde, and source amnesia (including misinformation effect and deja vu); Freudian repression and motivated forgetting. It also includes practice questions and key exam tips.

Memory and Forgetting: Your AP Psych Survival Guide 🧠

Hey there, future AP Psych master! Let's dive into memory and forgetting. This is a crucial area, and we're going to make sure you're not just memorizing, but truly understanding. Let's get started!

The Forgetting Curve and How to Beat It

Ebbinghaus's Forgetting Curve

Remember Hermann Ebbinghaus? He's the guy who showed us that forgetting is totally normal. Check out this curve:

Ebbinghaus Forgetting Curve

Quick Fact

The curve shows that we forget about 75% of new info in just one day if we don't review it. Yikes!

Key Concept

But don't panic! Ebbinghaus also gave us the tools to fight back against forgetting.

Strategies to Improve Memory

  • πŸ” Rehearsal: The more you go over it, the more it sticks. Simple as that!
  • πŸ•’ Time Spent: More time studying = less time forgetting. No shortcuts here, but it’s worth it!
  • πŸ“… Spacing Effect: Don't cram! Space out your study sessions for better retention.
Memory Aid

Think of it like watering a plant – it needs regular, spaced-out watering, not one big flood.

* **🧠 Overlearning**: Keep reviewing even after you think you know it. This makes it super resistant to forgetting. * **✍️ Testing Effect**: Quiz yourself! It's way more effective than just rereading.
Memory Aid

Active recall is your best friend!

Memory Interference: When Memories Collide

Sometimes, your memories get in each other's way. It's like a traffic jam in your brain 🚦.

Retroactive Interference

  • New info blocks old info.
Memory Aid

Think Retroactive = Replacement. New stuff replaces old stuff.

* **Example**: You change your password and then can't remember the old one.

Proactive Interference

  • Old info blocks new info.
Memory Aid

Think Proactive = Previous. Old stuff blocks new stuff.

* **Example**: You keep typing your old password even when you're trying to use the new one.

Retroactive vs. Proactive Interference

Exam Tip

In FRQs, be super clear about what the old and new information is. Use words like "blocking" or "preventing" to show you get it.

Amnesia: When Memory Fades

Amnesia is when you have trouble remembering things. It's not just forgetting your keys; it's a more serious memory issue.

Amnesia GIF

Retrograde Amnesia ⬅️

  • Can't recall past memories, especially recent ones.
  • Often linked to trauma.
Memory Aid

Think Retrograde = Return to the past.

Anterograde Amnesia ➑️

  • Can't form new memories.
  • Past memories are still there, but new ones don't stick.
Memory Aid

Think Anterograde = After the event.

Anterograde Amnesia

Exam Tip

When discussing amnesia in FRQs, always mention brain injuries or illnesses.

Source Amnesia

  • Also called misattribution error.
  • Can't remember how you learned something.
Memory Aid

Think of it as losing the "source" of your memory.

* **Example**: You tell a joke you heard, but think you made it up.

Deja Vu

  • That weird feeling you've been somewhere before, even if you haven't.

Misinformation Effect

  • Memory gets messed up by info you get after an event.
  • Example: Eyewitnesses remember things wrong because of leading questions.
  • Elizabeth Loftus is the queen of this research! πŸ‘‘

Freudian Forgetting: Repression

Key Concept

Freud believed we sometimes forget things on purpose (mostly unconsciously).

Motivated Forgetting

  • We might repress memories that are too painful or unacceptable.
  • Can be conscious or unconscious.

Repression

  • A defense mechanism to protect us from anxiety.
  • Keeps those bad memories out of our conscious awareness.

Final Exam Focus 🎯

Okay, here's what you really need to focus on for the exam:

  • High-Value Topics:
    • Ebbinghaus's Forgetting Curve: Understand the curve and how to combat it.
    • Interference: Know the difference between retroactive and proactive interference.
    • Amnesia: Be able to distinguish between retrograde and anterograde amnesia.
    • Misinformation Effect: Remember Loftus and how leading questions can alter memory.
  • Common Question Types:
    • Multiple Choice: Expect questions testing definitions and examples of each concept.
    • FRQs: Be ready to apply these concepts to real-life scenarios. Use specific examples and clear explanations.
  • Last-Minute Tips:
    • Time Management: Don't spend too long on one question. Move on if you're stuck and come back later.
    • Common Pitfalls: Don't confuse retroactive and proactive interference! Be clear and precise in your FRQ answers.
    • Strategies for Challenging Questions: If you're unsure, eliminate the options you know are wrong and make an educated guess.

Practice Questions

Practice Question

Multiple Choice Questions

  1. A student studies for a psychology exam, then takes a history exam, and later finds it difficult to remember the psychology material. This is an example of: (A) proactive interference (B) retroactive interference (C) source amnesia (D) anterograde amnesia (E) retrograde amnesia

  2. Which of the following best describes the misinformation effect? (A) The inability to form new memories after a traumatic event. (B) The tendency to recall past memories more vividly than recent ones. (C) The incorporation of inaccurate information into one’s memory of an event. (D) The difficulty in remembering the source of information. (E) The forgetting of information due to the passage of time.

Free Response Question

Sarah experienced a car accident and suffered a head injury. Since the accident, she has been unable to remember events that occurred in the week leading up to the accident. Additionally, she struggles to form new memories, often forgetting what she did just a few minutes ago.

(a) Identify the type of amnesia Sarah is experiencing for her inability to recall past events. (b) Identify the type of amnesia Sarah is experiencing for her difficulty in forming new memories. (c) Explain how the misinformation effect could further complicate Sarah’s memory of the car accident. (d) Describe one strategy Sarah could use to improve her ability to remember new information.

Scoring Guide

(a) Retrograde amnesia (1 point) (b) Anterograde amnesia (1 point) (c) Explanation of Misinformation Effect (2 points)

  • Must indicate that post-event information can alter her memory of the accident.
  • Must explain that inaccurate details could be incorporated into her memory of the accident. (d) Strategy for Improving Memory (1 point)
  • Must be a valid strategy such as spaced repetition, rehearsal, or mnemonics.

You've got this! Remember, understanding these concepts is key, not just memorizing them. Go rock that exam! πŸ’ͺ

Question 1 of 11

According to Ebbinghaus's forgetting curve, approximately what percentage of new information is forgotten within the first day if there is no review? 🧠

25%

50%

75%

90%