Question: Moviegoer spending ($) on Snacks

a) Make a scatter plot of the data. What does it suggest about the correlation between X and Y?

b) Use Excel, MegaStat or MINITAB to calculate the correlation coefficient.

c) Use Excel or Appendex D to find t _.05 for a two-tailed test.

d) Calculate the t test statistic.

e) Calculate the critical value of r _α

f) Can you reject ρ = 0 ?