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Describe the function of the central coordinating processor and software system in a virtual reality (VR)system.
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.
Degrees of Freedom
The number of independent pieces of information available to estimate another datum or parameter in a statistical analysis.
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