Using the data given in the table below: Moviegoer Snack Spending (n = 10)
Age (X) Spent (Y)
30 2.85
50 6.50
34 1.50
12 6.35
37 6.20
33 6.75
36 3.60
26 6.10
18 8.35
46 4.35
(a) Use Excel, MegaStat, or MINITAB to calculate the correlation coefficient.
(b) Use Excel to find t025 for a two-tailed test at alpha = .05.
(c) Calculate the t test statistic.
(d) Should we reject the null hypothesis of zero correlation?