Match the Term with the Appropriate Description

question 73

Multiple Choice

Match the term with the appropriate description.
-infarct

• A)dead tissue
• B)a floating clot
• C)sudden decreased blood supply to a part of the brain
• D)a stationary clot
• E)a localized area of dead cells resulting from ischemia
• ,

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Definitions:

Expected Cell Frequencies

In the context of a contingency table, these are the theoretical frequencies of observations that would occur given the null hypothesis is true.

Test Statistic

A numerical value used in statistical testing to determine whether to reject the null hypothesis, calculated from sample data.

Degrees of Freedom

The number of independent pieces of information used to estimate a parameter or statistic in a dataset.

Significance Level

The significance level, often denoted by alpha (α), is the probability of rejecting the null hypothesis when it is true, used as a threshold for determining statistical significance.