Of the following correlation coefficients, which requires ordinal ...

[mia]

Of the following correlation coefficients, which requires ordinal data?
 
  a. the Pearson r
  b. the coefficient of contingency
  c. the Spearman rs
  d. all of these

Question 2

If the children had instead been randomly assigned to the two groups,
  then the above case would have illustrated the
 
  a. quasi-experimental method.
  b. post-facto method.
  c. repeated-measures method.
  d. true experiment.

[ally]

Answer to Question 1

c

Answer to Question 2

d

[mia]

Thanks for the timely response, appreciate it

[Liamb2179]

Great answer, keep it coming