jeslynm64951 jeslynm64951
  • 05-04-2024
  • Mathematics
contestada

Which of the following is the formula used to calculate degrees of freedom for a t test?
a. n₁ + n₂
b. n₁ - 1 + n₂ - 1
c. n₁ - 1 + n₂
d. n₁ + n₂ - 1

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