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Star Unified Scale Score and Spanish IRL

The Star Unified Scale score is the actual score that a student received on the Star Reading Spanish assessment. It is calculated based upon the difficulty of the questions and the number of correct responses. It ranges from 600–1400. The score can be seen on both the Monitor Student Mastery view and the Review Student Results view.

The range of the Star Unified Scale score for all Star programs is 0–1400; however, scores for Star Reading Spanish do not span the entire range. See the Reading Dashboard help for more information on the Star Unified Scale.

Spanish IRLs can be found on the following reports:

Instructional Reading Levels (IRLs) (for text in Spanish) Corresponding to Star Unified Scale Scores on Star Reading Spanish Assessments

If Unified Scale Score is:
Greater than
or equal to...		 and less than... then IRL equals:
600 821 < 0
822 825 0
826 828 0.1
829 832 0.2
833 835 0.3
836 839 0.4
840 842 0.5
843 846 0.6
847 849 0.7
850 854 0.8
855 856 0.9
857 861 1
862 863 1.1
864 868 1.2
869 871 1.3
872 873 1.4
874 878 1.5
879 880 1.6
881 885 1.7
886 887 1.8
888 892 1.9
893 895 2
896 899 2.1
900 902 2.2
903 906 2.3
907 909 2.4
910 913 2.5
914 916 2.6
917 920 2.7
921 923 2.8
924 927 2.9
928 930 3
931 933 3.1
934 937 3.2
938 940 3.3
941 944 3.4
945 947 3.5
948 950 3.6
951 954 3.7
955 957 3.8
958 961 3.9
962 964 4
965 968 4.1
969 971 4.2
972 974 4.3
975 978 4.4
979 981 4.5
982 985 4.6
986 988 4.7
989 992 4.8
993 995 4.9
996 999 5
1000 1002 5.1
1003 1006 5.2
1007 1009 5.3
1010 1014 5.4
1015 1016 5.5
1017 1021 5.6
1022 1023 5.7
1024 1028 5.8
1029 1030 5.9
1031 1035 6
1036 1038 6.1
1039 1042 6.2
1043 1045 6.3
1046 1047 6.4
1048 1052 6.5
1053 1055 6.6
1056 1059 6.7
1060 1062 6.8
1063 1066 6.9
1067 1069 7
1070 1073 7.1
1074 1076 7.2
1077 1080 7.3
1081 1083 7.4
1084 1087 7.5
1088 1090 7.6
1091 1093 7.7
1094 1097 7.8
1098 1100 7.9
1101 1104 8
1105 1107 8.1
1108 1111 8.2
1112 1114 8.3
1115 1117 8.4
1118 1121 8.5
1122 1124 8.6
1125 1128 8.7
1129 1131 8.8
1132 1134 8.9
1135 1400 8.9+