← Psychology exam skills

Unit 1 · Topics 1.5 / Scientific investigation

Sleep logs, careful claims

Separate an association from a cause.

About 10 minutes · Original short practice · Untimed

Psychology / Scientific investigation

Read closely. Explain the connection.

Start with the evidence.

Question 1 / 2

Which design description fits this study?

Question 2 / 2

Which conclusion stays within the evidence?

A short written explanation

Open a sentence starting point

In this sample, ___ was associated with ___. However, ___ could affect both because ___.

0 words · Write at least 12 before opening the revision guide. Written reasoning is reviewed by a teacher.

Opening your practice…

Download before changing devices. On a shared computer, keep a copy and clear the local practice. Nothing is automatically submitted.

Sleep logs, careful claims · Student practice record

Sleep logs, careful claims · AP Psychology

Unit 1 · Topics 1.5 · In progress

Mode: guided. Hints opened: 0.

Study brief
Researchers recruit 120 volunteers from one college. For seven days, students report hours slept. On day eight, they complete the same attention task. Average reported sleep is associated with fewer errors, r = −.42. Sleep is not assigned or manipulated. Work schedules, stress, and health are not controlled.

Evidence marked: None

Question 1: Which design description fits this study?
First checked response: Not checked

Question 2: Which conclusion stays within the evidence?
First checked response: Not checked

WRITING PROMPT
Explain why the result supports an association but not a causal conclusion. Name one plausible third variable and explain its connection to both variables.

FIRST DRAFT
Not written

REVISED RESPONSE
Not written

REVISION NOTE
Not written

SELF-REVIEW
Describe the negative association in context.: Not reviewed
Explain the absence of manipulation/random assignment.: Not reviewed
Connect a plausible third variable to sleep and attention.: Not reviewed

TRANSFER
A new survey finds r = +.36 between exercise frequency and reported mood. What is justified?
Not checked

Choice checks: 0/2. Transfer: Not checked. Written work requires teacher review; these are not AP points.

Original fictional teaching study. These are invented observations, not published research findings.