Unit 4 · Topics 4.5 · 4.6 / Data interpretation

Can this poll speak for everyone?

Evaluate sampling and question wording.

About 10 minutes · Original short practice · Untimed

Start with the evidence.

Question 1 / 2

Which concern most directly weakens Poll A as an estimate of citywide opinion?Eight thousand is automatically too large a sample.The larger sample guarantees no error.Self-selection and loaded wording can distort who responds and how.Voluntary responses are the same as random assignment.

Question 2 / 2

What is the best description of Poll B?It is necessarily exact because the team is independent.Its sampling and neutral wording improve inference, while coverage and nonresponse remain concerns.It establishes that the policy will solve congestion.Its smaller sample makes Poll A automatically superior.

A short written explanation

Explain why Poll A’s larger response count does not automatically make it more representative than Poll B.

Open a sentence starting point

Poll A recruits ___ and asks ___. That can ___. Poll B improves ___, although ___.

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

Can this poll speak for everyone? · Student practice record

Can this poll speak for everyone? · AP U.S. Government & Politics

Unit 4 · Topics 4.5, 4.6 · In progress

Mode: guided. Hints opened: 0.

Poll A
A transit campaign posts a voluntary poll on its own social account: “Do you support our sensible plan to end traffic chaos?” It receives 8,000 responses, with 81% saying yes.

Poll B
An independent team draws a probability sample from a city resident-address frame and uses a neutral description of the proposal. Among 700 respondents, 52% support it. The team notes that nonresponse and frame coverage may still affect estimates.

Evidence marked: None

Question 1: Which concern most directly weakens Poll A as an estimate of citywide opinion?
First checked response: Not checked

Question 2: What is the best description of Poll B?
First checked response: Not checked

WRITING PROMPT
Explain why Poll A’s larger response count does not automatically make it more representative than Poll B.

FIRST DRAFT
Not written

REVISED RESPONSE
Not written

REVISION NOTE
Not written

SELF-REVIEW
Explain self-selection or audience coverage.: Not reviewed
Identify the loaded wording.: Not reviewed
Compare designs without calling Poll B perfect.: Not reviewed

TRANSFER
A poll randomly samples registered voters but reports its result as the view of all adult residents. What needs correction?
Not checked

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

Invented polls for sampling analysis. No actual voters or political preferences are collected.