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What does the term 'mode' refer to?

  1. The condition of exposing participants to the treatment

  2. The variable being studied

  3. The most frequently occurring score in a distribution

  4. The average score of a distribution

The correct answer is: The most frequently occurring score in a distribution

The term 'mode' in statistics refers to the most frequently occurring score in a distribution. This means that it is the value that appears most often in a set of data. Option A, "The condition of exposing participants to the treatment," is not the correct answer as it does not relate to the statistical concept of mode. Option B, "The variable being studied," is not the correct answer as it describes the variable under investigation rather than the specific statistical measure of mode. Option D, "The average score of a distribution," is not the correct answer either. While mode is one measure of central tendency, it specifically refers to the most commonly occurring value, rather than an average.