For Which of the Following Research Questions Is the Use

Multiple Choice

For which of the following research questions is the use of the Pearson correlation coefficient appropriate?

A) Peter wants to find whether the means of two independent groups are significantly different.
B) Joyce wants to find out whether the means of two dependent groups are significantly different.
C) Bryan wants to find out whether the mean of his observed sample is significantly different from the population.
D) None of the above