In hypothesis testing,a test statistic is computed from sample data and is used in making a decision about whether or not to reject the null hypothesis.

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This statement is true. Test statistics are calculated from sample data and are used to determine if the results are statistically significant. The null hypothesis is rejected if the test statistic falls within a certain critical range, which is determined by the level of significance and the degrees of freedom of the test.

In Hypothesis Testing,a Test Statistic Is Computed from Sample Data