The total variance in the one factor between subjects design is ...

[frankwu]

The total variance in the one factor between subjects design is partitioned into _____ parts.
 
  a. one c. three
  b. two d. four

Question 2

The analysis of variance has two advantages over the use of multiple t tests for comparing the group means in a one factor between groups study. The are _____.
 
  a. accuracy and efficiency
  b. maintaining the probability of both Type I and Type II errors at alpha
  c. maintaining the probability of a Type I error at alpha and efficiency
  d. maintaining the probability of a Type II error at alpha and efficiency

[dudman123]

Answer to Question 1

B
Total variance is partitioned into between groups variance and within groups variance.

Answer to Question 2

C
ANOVA was designed to maintain the experiment wise probability rate at alpha. In addition, ANOVA (one test) is more efficient than conducting several tests.

[frankwu]

Great answer, keep it coming

[DylanD1323]

Excellent