Which two-sample t test is recommended?
A. |
B. |
C. |
What does the pooled two-sample t test require that neither the approximate two-sample t nor the conservative two-sample t requires?
A. |
B. |
C. |
True or false: The pooled two-sample t procedure should never be used if one sample standard deviation is more than twice the other.
A. |
B. |
Which gives a more accurate P-value?
A. |
B. |