@@ -315,7 +315,7 @@ SELECT Gene_ID, Gene_Annotation, Gene_length, RPKM FROM rnaseq WHERE RPKM  NOT B
 SELECT Gene_ID, Gene_Annotation, Gene_length, RPKM FROM rnaseq WHERE RPKM  NOT BETWEEN  25 AND 50;
 -- SELECT columns Gene_ID, Gene_Annotation, Gene_length, RPKM  from the table rnaseq WHERE RPKM  NOT BETWEEN 10 AND 25; Tier #6 10 - 25
 SELECT Gene_ID, Gene_Annotation, Gene_length, RPKM FROM rnaseq WHERE RPKM BETWEEN 10 AND 25;
--- SELECT columns Gene_ID, Gene_Annotation, Gene_length, RPKM  from the table rnaseq WHERE RPKM BETWEEN 5 AND 10;Tier #7 5 - 10
+-- SELECT columns Gene_ID, Gene_Annotation, Gene_length, RPKM  from the table rnaseq WHERE RPKM  NOT BETWEEN  5 AND 10;Tier #7 5 - 10
 SELECT Gene_ID, Gene_Annotation, Gene_length, RPKM FROM rnaseq WHERE RPKM BETWEEN 5 AND 10;
 -- SELECT columns Gene_ID, Gene_Annotation, Gene_length, RPKM  from the table rnaseq WHERE RPKM BETWEEN 2.5 AND 5;Tier #8 2.5 - 5
 SELECT Gene_ID, Gene_Annotation, Gene_length, RPKM FROM rnaseq WHERE RPKM BETWEEN 2.5 AND 5;