Mean
Median
Mode
Range
Definitions
20
Solve For The Mean
12,11,5,12=
= 12 + 11 + 5 + 12 = 40
= 40
4 = 10
ANSWER: 10
20
Solve For The Median
7,3,2,1,8=
SOLUTION: 1, 2, 3, 7, 8
ANSWER: 3
20
Solve For The Mode
2,3,5,5,8,5=
Solution: 2, 3, 5, 5, 8, 5
ANSWER: 5, Unimodal
20
Solve For The Range
4, 5, 7, 4=
4, 4, 5, 7
R = H - L
R = 7 - 4
R = 3
ANSWER: 3
20
What is the definition of mean?
the sum of the data divided by the number of items in the data set
20
Solve For The Mean
10,4,13,5=
= 10 + 4 + 13+ 5 = 32= 32 4 = 8
ANSWER: 8
20
Solve For The Median
1,6,1,4,7=
SOLUTION: 1, 1, 4, 6, 7
ANSWER: 4
20
Solve For The Mode
2,2,3,3,8,1,7,2,5=
SOLUTION: 2, 2, 3, 3, 8, 1, 7, 2, 5
ANSWER: 2, Unimodal
20
Solve For The Range
15, 14, 30, 9 =
9, 14, 15, 30
R = H - L
R = 30 - 9
R = 21
ANSWER: 21
20
What is the definition of median?
the middle number of the data set ordered from least to greatest, or the mean of the middle two numbers
30
Solve For The Mean
10, 12,36,8,5,9=
= 10 + 12 + 36 + 8 + 5 + 9 = 80 = 80 6 = 13.33
ANSWER: 13.33
30
Solve For The Median
9,4,6,1=
SOLUTION:
1, 4, 6, 9
𝑀𝑑 = 4+6 = 10
𝑀𝑑 = 10 / 2 = 5
ANSWER: 5
30
Solve For The Mode
-5, -8,-7,1,-5,7,-8,-5,-7,7=
SOLUTION: -5, -8, -7, 1 , -5 , -7 , -8, -5 , -7, 7
ANSWER: -5 and -7, Bimodal
30
Solve For The Range
20,25,34,44,50,52,33,45=
20, 25,33, 34, 44, 45, 50, 52
R = H - L
R = 52 - 20
R = 32
ANSWER: 32
30
What is the definition of mode?
the number or numbers that occur most often
30
Solve For The Mean
31, 14,18,16,35,18 =
= 31 + 14 + 18 + 16 + 35 + 18 = 132= 32 6 = 22
ANSWER: 22
30
Solve For The Median
10,7,5,8=
SOLUTION:
5, 7, 8, 10
𝑀𝑑 = 7 + 8 = 15
𝑀𝑑 = 15 / 2 = 7.5
ANSWER: 6
30
Solve For The Mode
-5, 7, -1, -5, 4, 5, 1, -7, -3, 6, 3, 2 =
SOLUTION: -5, 7, -1, -5, 4, 5, 1, -7, -3, 6, 3, 2
ANSWER: 7, No mode
30
Solve For The Range
31,45,33,39,40,48,50,51,58,29=
29, 31, 33, 39, 40, 45, 48, 50, 51, 58
R = H - L
R = 58 - 29
R = 29
ANSWER: 29
30
What is the definition of range?
The difference between the highest and the lowest values
40
The given data below are the total number of days in a year that Jenny is present. Find the mean.
Month (Xi) = 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
Days present (Wi) = 22, 20, 20, 21, 22, 19, 16, 22, 20, 21, 22
Month (X) = 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
Days present (W) = 22, 20, 20, 21, 22, 19, 16, 22, 20, 21, 22
SOLUTION:
22(1) + 20(2) + 20(3) + 21(4) + 22(5) + 19(6) + 16(7) + 22(8) + 20(9) + 21(10) + 22(11) = 1,455
1,350 / 225 = 6
40
What is the median if St. Luke the Evangelist had a quiz in DISS, the scores that they got are 18,18,17,16,7,7,2,5,20,19,15,13,12. Find the Median from the given scores.
SOLUTION:
2, 5, 7, 7, 12, 13, 15, 16, 17, 18, 18, 19, 20
ANSWER: 15
40
An ABM student is tasked to remove the mode from the numbers: 20,35,30,28,27,27,25,31,30,25,30. Help the student to calculate the mode.
SOLUTION: 20,35,30,28,27,27,25,31,30,25,30
ANSWER: 30, Unimodal
40
Ms. Dungo paid the following prices for each of the yellow pads that she purchased: 65,77,36,80,77,73,68. She wants to calculate the range of those prices. Help Ms. Dungo in her calculations for the range.
36, 65, 68, 73, 77, 77, 80
R = H - L
R = 80 - 36
R = 44
ANSWER; 44