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Which of the following can cause problems in the accurate interpretation of Chi-square?

A) a low probability level
B) a small chi-square value
C) related samples
D) nominal level data

User Steve Oh
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Final answer:

The correct answer is option C) related samples. Related samples can cause problems in the accurate interpretation of Chi-square.

Step-by-step explanation:

Related samples can cause problems in the accurate interpretation of Chi-square. When using Chi-square to test for independence or goodness of fit, it is important that the samples being compared are independent of each other. Related samples violate this assumption and can lead to inaccurate results.

For example, if you are comparing the responses of the same group of individuals before and after a treatment, the samples are related because each individual contributes to both samples. This can introduce biases and affect the interpretation of the Chi-square test.

It is important to carefully consider the design of the study and the nature of the data when using Chi-square to ensure accurate interpretation of the results.

User Sergei Nikitin
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