When the direction of the difference between two sample means is ...

[tiffannnnyyyyyy]

When the direction of the difference between two sample means is not
  specified, we must use the two-tail t.
 
  Indicate whether the statement is true or false

Question 2

With interval data and random assignment of subjects, the appropriate
  analysis of data from an between subjects (two group) design would be
 
  a. the paired t
  b. the Pearson r
  c. the independent t
  d. the Spearman correlation

[Laurenleakan]

Answer to Question 1

T

Answer to Question 2

c

[tiffannnnyyyyyy]

Wow, this really help

[xiaomengxian]

Thanks for the timely response, appreciate it