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The Muscle That Raises or Lowers the Shoulders or Shrugs

question 31

Multiple Choice

The muscle that raises or lowers the shoulders or shrugs them is the:


Definitions:

Degrees of Freedom

The number of values in the final calculation of a statistic that are free to vary.

Null Hypothesis

A hypothesis that asserts there is no significant difference or effect and serves as the default assumption to be tested against an alternative hypothesis.

Chi-square Statistic

A statistical test used to determine if there's a significant difference between observed frequencies and expected frequencies in categorical data.

Degrees of Freedom

The number of independent pieces of information used in the calculation of a statistic, often associated with the complexity of the data.

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