> source("ass2-Q2-cmds.txt")

T-square test of null hypothesis of no diference

[1] 0.54036

90% T-square confidence intervals for differences

           IQ   head     area   volume  weight
lower -15.944 -1.408 -130.146 -108.417 -21.285
upper  13.544  1.908  268.868   91.417  20.423

90% univariate t confidence intervals for differences

[1] -6.048  3.648
[1] -0.295  0.795
[1]   3.757 134.965
[1] -41.356  24.356
[1] -7.288  6.426

90% Bonferroni confidence intervals for differences

[1] -8.662  6.262
[1] -0.589  1.089
[1] -31.613 170.335
[1] -59.07  42.07
[1] -10.986  10.124