DA0-002 Data Analysis Practice Question
A data analyst is performing a chi-square test of independence on a contingency table of customer satisfaction (satisfied vs. dissatisfied) and product type (A, B, C). The test yields a p-value of 0.04 with α = 0.05. What is the correct conclusion?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
There is a significant association between satisfaction and product type.
Since p-value < α, we reject the null hypothesis of independence, meaning there is a significant association between satisfaction and product type.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
There is no evidence of an association between satisfaction and product type.
Why it's wrong here
p < α indicates evidence of association.
- ✓
There is a significant association between satisfaction and product type.
Why this is correct
Correct: reject null, conclude association.
- ✗
The test is invalid because the expected counts are too low.
Why it's wrong here
No indication of violation of assumptions from given info.
- ✗
Satisfaction and product type are independent.
Why it's wrong here
We reject independence.
Go deeper
Related to this question
About these practice questions
This DA0-002 question is part of Courseiva's 986-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DA0-002 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the DA0-002 exam.