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MathVine-Pre-Algebra
MedianofaDataset
Name______________________________
Date__________________Period_____
Findthemedianofeachdataset.
median
1.
7, 6, 10, 10, 3, 10, 10
2.
5, 6, 4, 10, 2, 2, 5, 9, 7, 7, 11
3.
7, 5, 12, 10
4.
7, 7, 7, 4, 5, 11
5.
2, 3, 7, 4, 8, 12, 8, 4, 4
6.
7, 6, 7, 5
7.
3, 5, 9, 6, 5
8.
2, 7, 10, 9, 4, 10, 2, 10
9.
6, 6, 4, 12
10.
5, 8, 8, 6, 9, 9, 2, 4, 9, 11, 5
11.
9, 3, 5, 3, 11, 8, 6, 12, 3
12.
11, 3, 3, 7, 7, 3, 11, 9, 3, 9
MathVine-Pre-Algebra
MedianofaDataset
Name______________________________
Date__________________Period_____
Findthemedianofeachdataset.
median
1.
7, 6, 10, 10, 3, 10, 10
10
2.
5, 6, 4, 10, 2, 2, 5, 9, 7, 7, 11
6
3.
7, 5, 12, 10
8.5
4.
7, 7, 7, 4, 5, 11
7
5.
2, 3, 7, 4, 8, 12, 8, 4, 4
4
6.
7, 6, 7, 5
6.5
7.
3, 5, 9, 6, 5
5
8.
2, 7, 10, 9, 4, 10, 2, 10
8
9.
6, 6, 4, 12
6
10.
5, 8, 8, 6, 9, 9, 2, 4, 9, 11, 5
8
11.
9, 3, 5, 3, 11, 8, 6, 12, 3
6
12.
11, 3, 3, 7, 7, 3, 11, 9, 3, 9
7
MathVine-Pre-Algebra
MedianofaDataset
Name______________________________
Date__________________Period_____
SolutionSteps
1)
7, 6, 10, 10, 3, 10, 10
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
3, 6, 7, 10, 10, 10and10
Wecanseethat10isinthemiddleofthelist.Therearethreenumberslessthan10,and
threenumbersgreaterthan10.
Themedianofthissetis10
2)
5, 6, 4, 10, 2, 2, 5, 9, 7, 7, 11
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
2, 2, 4, 5, 5, 6, 7, 7, 9, 10and11
Wecanseethat6isinthemiddleofthelist.Therearefivenumberslessthan6,andfive
numbersgreaterthan6.
Themedianofthissetis6
3)
7, 5, 12, 10
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
5, 7, 10and12
Tofindthemedianinthissituation,taketheaverage(mean)of7and10
7+10
2 = 8.5
Themedianofthesetis8.5
4)
7, 7, 7, 4, 5, 11
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
4, 5, 7, 7, 7and11
Tofindthemedianinthissituation,taketheaverage(mean)of7and7
7+7
2 =7
Themedianofthesetis7
5)
2, 3, 7, 4, 8, 12, 8, 4, 4
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
2, 3, 4, 4, 4, 7, 8, 8and12
Wecanseethat4isinthemiddleofthelist.Therearefournumberslessthan4,andfour
numbersgreaterthan4.
Themedianofthissetis4
6)
7, 6, 7, 5
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
5, 6, 7and7
Tofindthemedianinthissituation,taketheaverage(mean)of6and7
6+7
2 = 6.5
Themedianofthesetis6.5
7)
3, 5, 9, 6, 5
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
3, 5, 5, 6and9
Wecanseethat5isinthemiddleofthelist.Therearetwonumberslessthan5,andtwo
numbersgreaterthan5.
Themedianofthissetis5
8)
2, 7, 10, 9, 4, 10, 2, 10
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
2, 2, 4, 7, 9, 10, 10and10
Tofindthemedianinthissituation,taketheaverage(mean)of7and9
7+9
2 =8
Themedianofthesetis8
9)
6, 6, 4, 12
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
4, 6, 6and12
Tofindthemedianinthissituation,taketheaverage(mean)of6and6
6+6
2 =6
Themedianofthesetis6
10)
5, 8, 8, 6, 9, 9, 2, 4, 9, 11, 5
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
2, 4, 5, 5, 6, 8, 8, 9, 9, 9and11
Wecanseethat8isinthemiddleofthelist.Therearefivenumberslessthan8,andfive
numbersgreaterthan8.
Themedianofthissetis8
11)
9, 3, 5, 3, 11, 8, 6, 12, 3
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
3, 3, 3, 5, 6, 8, 9, 11and12
Wecanseethat6isinthemiddleofthelist.Therearefournumberslessthan6,andfour
numbersgreaterthan6.
Themedianofthissetis6
12)
11, 3, 3, 7, 7, 3, 11, 9, 3, 9
Rightnowthenumbersareoutoforder,soitisdifficulttotellwhichnumberwillbeinthe
middleofthelist.Sofirstputthenumbersinorder:
3, 3, 3, 3, 7, 7, 9, 9, 11and11
Tofindthemedianinthissituation,taketheaverage(mean)of7and7
7+7
2 =7
Themedianofthesetis7