The average SAT test scores for Michigan students in reading for the years 1971
to 2012 are given in the table below (College Board: Michigan, 2012). Create a
table showing frequencies and relative frequencies for the data using the classes
of 490 to 496, 497 to 503, 504 to 510, 511 to 517, 518 to 524, and 525 to 531.
496
500
502
504
505
507
509
497
504
505
507
499
505
505
508
499
505
506
508
499
505
507
509
500
505
507
509
500
500
500
501
502
503
503
504
504
504
512
521
523
530
509