Preview: distribution xxxxxxxxx distribution xxxxx width 2 xxxxx width 5 xxxxx Frequency xxxxx xxxxxxxxx 11-12 x 11-15 10 xxxxx 7 16-20 xx 15-16 x xxxxx 3 xxxxx 7 26-30 x 19-20 4 xxxxx 2 xxxxx x 25-26 x 27-28 2 x (10 points) xxxxxxxxx a xxxxxxxxx xx the xxxxxxxxxxxx age with x class width xx 2 xxx xxxxxxx with x class width xx 5 EMBED xxxxx Chart x x EMBED xxxxx Chart 8 x 10 I xxxx a xxxxxxxxxx xx 5 xxxxxxx gold coins xxxxx weights, in xxxxxxx are xx xx 18 xx 33 5, xx 4, and xx 1 x xx points) xxxx is the xxxx weight of xx ancient xxxx xxxxx b xx points) How xx you consider xxxx collection, x xxxxxxxxxx or x sample Why x (10 points) xxxx is xxx xxxxxxxx and xxxxxxxx deviation in xxxxxx of my xxxx collection xxxxxxx xxxx (23 xxx 627 1)/5 xx 94 It xx a xxxxxx xxxxx we xxxx only 5 xxxxxxx gold coins xxx surely xxxxx xxxx more xxxx that Variance xxx 1-22 94)2 xxx 1-22 xxxxxxx xx 693 xxxxxxxx deviation (variance xxx 693 8 xxx 11 xxxxx xx a xxxxxxx of test xxxxx in two xxxxxxxx The xxxxxxxxx xxx possible xxxxxxx scores are xxxxxxxxx in these xxx sections xx xxxxxx that xxxxxxx A4 in xxxxxxx A and xxxxxxx B2 xx xxxxxxx B xxxx the same xxxxxxxxx score Test xxxxxxxxxxxxxxxxx BStudentScoreA170B115A242B261A353B348A461B490A522B585A687B673A759B748-----------B839 x xxx points) xxx do these xxx students stand xxxxxxxx to xxxxx xxx classes xxxxx on their xxxxxxxx b (5 xxxxxxx Which xxxxxxx xxxxxxxxx better xxxxxxx your answer xxxxx on z-score xx Section x xxxxxx Mean xx 29 Standard xxxxxxxxx 20 62 xxxxxxx of xx xxxxxx 29)/20 xx 0 228 xxxxxxx B scores xxxx 57 xx xxxxxxxx deviation xx 85.....