Listed below are ages of actresses and actors at the time that they won Oscars for the categories of Best Actress and Best Actor. The data are from Data Set 11 in Appendix B.

Assume that you want to use a 0.05 significance level to test the claim that paired sample data come from a population for which the mean difference is µd = 0. Find
(a) d-bar,
(b) sd,
(c) The t test statistic, and
(d) The critical values.

Transcribed Image Text:

Actress 22 37 28 63 32 Actor 44 41 62 52 41