Question: Order Size and Shipping Cost n 12 a Make a

Order Size and Shipping Cost (n = 12)
(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 Appendix D to find t.025 for a two-tailed test at α =.05.
(d) Calculate the t test statistic.
(e) Can you reject ρ = 0?

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  • CreatedAugust 19, 2015
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