Heights of Fathers and Sons Listed below are heights (in.) of fathers and their first sons. The data are from a journal kept by Francis Galton. (See Data Set 5 “Family Heights” in Appendix B.) Use a...

Heights of Fathers and Sons Listed below are heights (in.) of fathers and their first sons. The data are from a journal kept by Francis Galton. (See Data Set 5 “Family Heights” in Appendix B.) Use a 0.05 significance level to test the claim that there is no difference in heights between fathers and their first sons.

Extracted text: 72.0 70.0 69.0 Height of Father 56.0 65.0 70.0 70.0 70.0 68.2 70.0 75.0 71.0 73.0 68.0 68.0 70.0 70.0 63.0 Height of Son 71.0 71.0