Here are 10 participants' scores (interval/ratio level measurement) that are relevant to this question (regarding correlation) and the next question regarding (regression).

(a) Is this a one-tailed or a two-tailed test?

(b) As a technical representation: what is the null hypothesis?

(c) As a technical representation: what is the research hypothesis?

(d) What are the degrees of freedom for the test?

(e) What is the critical value for "r" according to Salkind's table on page 364?

(f) Manually calculate the correlation coefficient for the relationship between AngerLevel and Blood-Pressure - show your work.

(g) Is the relationship positive as hypothesized?

(h) Determine whether the relationship is significant (Reject the Null or Fail to Reject)?