After calculating a correlated-groups t test, if you find that it ...

[james0929]

After calculating a correlated-groups t test, if you find that it is equal to zero, then:
 
  a. the two means differ significantly.
  b. the two means do not differ significantly.
  c. there is something wrong in the calculation.
  d. none of the above are accurate.

Question 2

A correlated-groups t test:
 
  a. compares sample means for two related groups.
  b. compares sample means for two unrelated groups.
  c. compares standard deviations for two unrelated groups.
  d. compares sample means for three or more unrelated groups.

[parshano]

Answer to Question 1

b

Answer to Question 2

a

[james0929]

Excellent

[sultana.d]

Thanks for the timely response, appreciate it