In Born togetherReared apart: the Landmark Minnesota twin study (2012), Nancy Segal discusses the efforts of research psychologists at the University of Minnesota to understand similarities and differences between twins by studying sets of twins who were raised separately. The Excel Online file below contains critical reading SAT scores for several pairs of identical twins (twins who share all of their genes), one of whom was raised in a family with no other children (no siblings) and one of whom was raised in a family with other children (with siblings). Construct a spreadsheet to answer the following questions.

\fX Jx A B C D E F G SAT Score SAT Score With No Siblings Siblings 439 393 622 525 598 614 344 455 416 427 475 512 532 506 653 558 10 512 448 11 657 687 12 616 423 13 603 675 14 463 482 15 642 537 16 616 447 17 584 609 18 483 525 19 618 655 20 494 569 21 645 645 22 23 24 25 26