A two-way table used for a test of independence is sometimes ...

[ahriuashd]

A two-way table used for a test of independence is sometimes called a:
 
  A) contingency table.
  B) frequency table.
  C) t table.
  D) manifold table.

Question 2

The confidence interval for the difference between two population means that are normally distributed where the population variances are unknown but assumed to be equal rely on:
 
  A) the Satterthwaite's approximation.
  B) the pooled sample variance.
  C) the estimated sample variance.
  D) the average sample variance.

[prumorgan]

Answer to Question 1

A

Answer to Question 2

B