diff --git a/exercise_4.sh b/exercise_4.sh
new file mode 100755
index 0000000..27ca861
--- /dev/null
+++ b/exercise_4.sh
@@ -0,0 +1,16 @@
+#Question 1
+grep -E 'female|male' wages.csv|cut -d ',' -f 1-2|sed 's/,/ /g'|sort -k 1,1 -k 2,2n -u>exercise_4_1.txt
+#Question 2
+#the gender, yearsExerince, wage for the highest earner 
+echo "gender, yearsExerince, wage for the highest earner" > stdout.txt
+grep -E 'female|male' wages.csv|cut -d ',' -f 1,2,4|sed 's/,/ /g'|sort -k 3 -n|tail -n 1 >> stdout.txt
+#the gender, yearsExerince, wage for the lowest earner 
+echo "gender, yearsExerince, wage for the lowest earner" >> stdout.txt
+grep -E 'female|male' wages.csv|cut -d ',' -f 1,2,4|sed 's/,/ /g'|sort -k 3 -n|head -n 1 >> stdout.txt
+#the number of females in the top ten earners 
+echo "the number of females in the top ten earners" >> stdout.txt
+grep -E 'female|male' wages.csv|cut -d ',' -f 1,2,4|sed 's/,/ /g'|sort -k 3 -n|tail -n 10|grep -E 'female'|wc -l >> stdout.txt
+#Question 3
+echo "yearsExperience vs minimum_wage" >> stdout.txt
+grep -E 'female|male' wages.csv|cut -d ',' -f 3,4|sed 's/,/ /g'|sort -k 1,1 -k 2,2n|sort -buk1,1|sed -n -e 3p -e 7p >> stdout.txt
+
diff --git a/exercise_4_1.txt b/exercise_4_1.txt
new file mode 100644
index 0000000..9b27a0a
--- /dev/null
+++ b/exercise_4_1.txt
@@ -0,0 +1,33 @@
+female 1
+female 2
+female 3
+female 4
+female 5
+female 6
+female 7
+female 8
+female 9
+female 10
+female 11
+female 12
+female 13
+female 14
+female 15
+female 16
+male 2
+male 3
+male 4
+male 5
+male 6
+male 7
+male 8
+male 9
+male 10
+male 11
+male 12
+male 13
+male 14
+male 15
+male 16
+male 17
+male 18
diff --git a/movies.txt b/movies.txt
new file mode 100644
index 0000000..5c6c21e
--- /dev/null
+++ b/movies.txt
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+Harry Potter
+Shashank Redemption
+Hunger Games
+Lala land
+Gone girl 
+Zootopia
diff --git a/movies1.txt b/movies1.txt
new file mode 100644
index 0000000..f884bed
--- /dev/null
+++ b/movies1.txt
@@ -0,0 +1,4 @@
+1. Shashank Redemption
+2. Harry Potter
+3. Hunger Games
+
diff --git a/stdout.txt b/stdout.txt
new file mode 100644
index 0000000..5fa62bc
--- /dev/null
+++ b/stdout.txt
@@ -0,0 +1,9 @@
+gender, yearsExerince, wage for the highest earner
+male 5 39.808917197
+gender, yearsExerince, wage for the lowest earner
+female 9 0.07655561
+the number of females in the top ten earners
+       2
+yearsExperience vs minimum_wage
+12 0.1028907398
+16 4.184513117
diff --git a/stdoutmadeline.txt b/stdoutmadeline.txt
new file mode 100644
index 0000000..305d30b
--- /dev/null
+++ b/stdoutmadeline.txt
@@ -0,0 +1,4 @@
+
+cat wages.csv|grep -E 'female|male' wages.csv|cut -d ',' -f 1,2,4|sed 's/,/ /g'|sort -k 3 -n|tail -n -10|grep -E 'female'|wc -l
+
+