
Chi-Square Test Quiz
Quiz
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Health Sciences
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University
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Practice Problem
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Medium
The Beacon
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chi-square test is primarily used for which of the following types of data?
Continuous
Categorical
Ordinal
Interval
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which assumption is crucial for the validity of the chi-square test?
Normally distributed data
Large sample size
Homogeneity of variances
Equal intervals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chi-square distribution is:
Symmetrical
Positively skewed
Negatively skewed
Uniform
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The degrees of freedom (df) for a chi-square test in a 2x3 contingency table is:
1
2
3
5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of the chi-square goodness-of-fit test?
To compare means of two groups
To examine the independence of two variables
To assess how well observed frequencies fit expected frequencies
To measure the correlation between variables
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chi-square test, the expected frequency in each cell should ideally be at least:
1
5
10
20
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chi-square test of independence is used to determine if:
Two categorical variables are related
Two groups have the same mean
The variance of two groups is equal
Two variables are normally distributed
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