In practice,we typically know the values of _____,but we do not know the values of _____. A)n₁ and n₂;ó₁² and ó₂² B)the sample means;n₁ and n₂ C)n₁ and n₂;the sample means D)ó₁² and ó₂²;n₁ and n₂

Question

Quizplus · Accepted Answer

In practice, we typically know the sample sizes (n₁ and n₂), but we do not know the population variances (ó₁² and ó₂²).

In Practice,we Typically Know the Values of _____,But We Do