Again, the test table has been pivoted so that assumptions are in the layer. The Levene test is not significant, so the Equal variances assumed panel is displayed.

  • The t statistic provides strong evidence of a difference in monthly minutes between accounts more and less likely to change cellular providers.
  • The confidence interval suggests that in repeated samplings, the difference is unlikely to be much lower than 67 minutes. The company will look into ways to retain these accounts.