Q35Section I (Objective (Q1–Q80))35 of 80

Statistical Inference — degrees of freedom in paired t-test

In a paired t-test, the observations are recorded in pairs. If the number of pairs is 20, then for testing $H_0 : \mu_d = 0$ against $H_1 : \mu_d \ne 0$ , the degrees of freedom for t-test are equal to:

Pick an option to check your answer. In a mock test a wrong answer here costs 0.83 mark.

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