Which of the Following Is True of a Training Data

question 24

Multiple Choice

Which of the following is true of a training data set?

• A) They are primarily used to fine-tune models.
• B) They provide the most realistic estimate for a model's performance.
• C) They are used to build models where the data is unknown.
• D) They have known outcomes.

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Definitions:

Statistically Significant

A result is considered statistically significant if it is unlikely to have occurred by chance alone, indicating a genuine effect or difference.

Placebo Effect

The phenomenon in which a person experiences a physiological or psychological improvement after being given a treatment with no therapeutic value, due to their belief in its efficacy.

Experimental Group

In research, the group of subjects who are exposed to the variable under study, used to assess the effect of that variable.

Response Set

A tendency to respond to questions or situations in a particular way, often based on bias or habit, rather than analyzing each case individually.