Interpret each of the crosstab tables below. Frequencies Statistics gradelevel age parentconcernr levels of parent concern communityproblemsr levels of concern in the community neighborhoodsafetyr levels of concern with neighborhood safety friendsdelinquencyr levels of friends delinquency Valid 3708 3702 3695 3490 3685 3230N Missing 0 6 13 218 23 478 Mean 8.59 14.54 2.90 1.86 2.02 1.47 Median 9.00 15.00 3.00 2.00 2.00 1.00 Mode 9 14 3 2 2 1 Std. Deviation 2.816 1.641 .344 .598 .706 .605 Minimum 0 12 1 1 1 1 Maximum 12 17 3 3 3 3 Frequency Table gradelevel Frequency Percent Valid Percent Cumulative Percent 0 264 7.1 7.1 7.1 7 Seventh 593 16.0 16.0 23.1 8 Eight 621 16.7 16.7 39.9 9 Ninth/freshman 737 19.9 19.9 59.7 10 Tenth/sophomore 636 17.2 17.2 76.9 11 Eleventh/junior 543 14.6 14.6 91.5 12 Twelfth/senior 314 8.5 8.5 100.0 Valid Total 3708 100.0 100.0 age Frequency Percent Valid Percent Cumulative Percent 12 521 14.1 14.1 14.1 13 625 16.9 16.9 31.0 14 679 18.3 18.3 49.3 15 669 18.0 18.1 67.4 16 644 17.4 17.4 84.8 17 564 15.2 15.2 100.0 Valid Total 3702 99.8 100.0 Missing System 6 .2 Total 3708 100.0 parentconcernr levels of parent