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Solved Examples
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ccc Find the mode for the data set, which shows the heights (in inches) of 10 students of Brad's class.
65, 60, 64, 61, 66, 67, 67, 67, 62, 77
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ccc Find the outlier of the data set.
43, 69, 49, 78, 88, 54, 73, 194, 54, 59, 70 ccc
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ccc The table shows the heights of the students in Mr. Gary's class. Find the mode of their heights.
Height (In inches)5758596061626364
No. of students35427635
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ccc The table shows the typical daily temperature in a city in the last 5 months. Which month has the median temperature?
MonthTemperature (°C)
January38
February48
March40
April46
May43

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ccc The table shows the heights of the students in Mr. Jake's class. Find the mode of their heights.
Height (In inches)5556575859606162
No. of students535210352
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ccc The number of doctors in a village during the last 4 decades is given in the table. Determine the range of the number of doctors in the village.
YearPopulation
196068000
197085000
1980105000
1990135000
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ccc The population in a town during the last 4 decades is given in the table. What is the mean population in the town?
YearPopulation
196066000
197084000
1980102000
1990135000
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ccc Find the median of the data set, which shows the heights (in inches) of 10 students in Mr. Brown's class.
67, 62, 66, 63, 68, 69, 69, 69, 64 and 79 ccc
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ccc The weights (in pounds) of 10 students in Frank's class are 66, 61, 65, 62, 67, 68, 68, 68, 63 and 78. Find the mean of the weights of the students.
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ccc The heights (in inches) of 10 students in Mr. Terry's class are 64, 59, 63, 60, 65, 66, 66, 66, 61 and 76. Find the range of the heights of the students.
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ccc Find the mean of the data set.
49, 116, 52, 126, 136, 57, 122, 197, 106, 117
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ccc Find the outlier of the data set.
25, 73, 34, 85, 95, 38, 79, 156, 38, 63, 74. Find the mean of the data set without the outlier.
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ccc The table shows the heights of the students in Mr. Jerald's class. Find the median of the data.
Height (In inches)5758596061626364
Number of students35427635

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ccc The table shows the heights of the students in Mr. Jimmy's class. Find the range of the data.
Height (In inches)5758596061626364
No. of students35427635
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ccc The table shows the average rainfall in a village during 5 months. What is the mean rainfall in the village during the 5 months?
Monthrainfall (mm)
January38
February46
March41
April45
May43
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ccc The table shows the average temperature in a state during 5 months. Find the range of the data.
MonthTemperature (°C)
January39
February47
March40
April46
May43
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ccc Find the median of the data set, which shows the weights (in pounds) of 10 students in Mr. Brown's class.
61, 56, 60, 57, 62, 63, 63, 63, 58 and 73 ccc
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ccc The table shows the heights of the students in Mr. Tim's class. Find the mode of their heights.
Height (In inches)5556575859606162
No. of students53449422
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ccc Find the mode for the data set, which shows the heights (in inches) of 10 students of Tim's class.
60, 55, 59, 56, 61, 62, 62, 62, 57, 72
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ccc The number of students in a village during the last 4 decades is given in the table. Determine the range of the number of students in the village.
YearPopulation
196068000
197084000
1980102000
1990139000
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ccc The table shows the typical daily temperature in a city in the last 5 months. Which month has the median temperature?
MonthTemperature (°C)
January34
February49
March37
April47
May42

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ccc Find the outlier of the data set.
40, 62, 47, 68, 78, 49, 65, 190, 49, 52, 63 ccc
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ccc The table shows the heights of the students in Mr. Charles's class. Find the median of the data.
Height (In inches)5758596061626364
Number of students35427635

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ccc The population of an island during the last 4 decades is in the table. Determine the mean population on the island during the time period.
YearPopulation
196067000
197086000
1980107000
1990134000

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ccc Find the mean for the data shown in the line plot. ccc View Solution
ccc Find the mode for the data shown in the line plot, which shows the favorite topics in mathematics for grade 9 students.
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ccc The stem and leaf plot shows the number of burgers sold at a bakery over a fortnight. Find the mode of the data.
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ccc Find the mode for the data set, which shows the heights (in inches) of 10 students of Jake's class.
60, 55, 59, 56, 61, 62, 62, 62, 57, 72
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ccc The stem and leaf plot shows the scores of eleven teams in a tournament. What is the median score? ccc View Solution
ccc The number of different kinds of flowers used in making a bouquet are given in the frequency table. Find the mode of the data. ccc View Solution
ccc Find the outlier of the data set.
44, 67, 52, 72, 82, 55, 70, 200, 55, 57, 68 ccc
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ccc The table shows the heights of the students in Mr. Arthur's class. Find the mode of their heights.
Height (In inches)5758596061626364
No. of students35427635
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ccc The table shows the typical daily temperature in a city in the last 5 months. Which month has the median temperature?
MonthTemperature (°C)
January38
February51
March40
April50
May45

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ccc The table shows the heights of the students in Mr. Jeff's class. Find the mode of their heights.
Height (In inches)5354555657585960
No. of students32529223
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ccc The stem and leaf plot shows the scores of eleven teams in a tournament. What is the range of the scores of the eleven teams?
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ccc The number of students in a city during the last 4 decades is given in the table. Determine the range of the number of students in the city.
YearPopulation
196066000
197085000
1980109000
1990138000
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ccc The number of doctors in a locality during the last 4 decades is given in the table. What is the mean number of doctors in the locality?
YearPopulation
196067000
197086000
1980109000
1990137000
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ccc Find the mode for the data shown in the line plot. ccc View Solution
ccc The stem and leaf plot shows the number of burgers sold at a bakery over a fortnight. Find the mean number of burgers sold at the bakery over the fortnight.
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ccc The stem and leaf plot shows the number of burgers sold at a bakery over a fortnight. Find the median of the data. ccc View Solution
ccc The stem and leaf plot shows the number of burgers sold at a bakery over a fortnight. Find the range of the data. ccc View Solution
ccc 4 students scored 50% in a class test. 6 students scored 70% in the test. What was the average percentage of all the ten students? ccc View Solution
ccc Find the median of the data set, which shows the scores of 10 students in Mr. Brown's class.
62, 57, 61, 58, 63, 64, 64, 64, 59 and 74 ccc
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ccc The heights (in inches) of 10 students in William's class are 61, 56, 60, 57, 62, 63, 63, 63, 58 and 73. Find the mean of the heights of the students.
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ccc The weights (in pounds) of 10 students in Mr. Terry's class are 65, 60, 64, 61, 66, 67, 67, 67, 62 and 77. Find the range of the weights of the students.
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ccc The stem and leaf plot shows the scores of eleven teams in a tournament. What is the mean of the scores of the eleven teams? ccc View Solution
ccc Find the mean of the data set.
22, 67, 30, 76, 86, 35, 71, 181, 57, 68
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ccc Find the outlier of the data set.
21, 65, 30, 76, 86, 34, 71, 154, 34, 55, 66. Find the mean of the data set without the outlier.
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ccc The table shows the heights of the students in Mr. Nathan's class. Find the median of the data.
Height (In inches)5758596061626364
Number of students35427635

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ccc The table shows the heights of the students in Mr. Tim's class. Find the range of the data.
Height (In inches)5758596061626364
No. of students35427635
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ccc The table shows the average temperature in a state during 5 months. What is the mean temperature in the state during the 5 months?
MonthTemperature (°C)
January33
February41
March34
April38
May36
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ccc The table shows the average relative humidity in a town during 5 months. Find the range of the data.
MonthRelative humidity (%)
January32
February40
March34
April38
May36
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ccc Which measure of central tendency is the most appropriate for a data set that describes the favorite sport of grade 7 students? ccc View Solution
ccc Which measure of central tendency is the most appropriate for a data set that describes the cost of dinner($)? ccc View Solution
ccc Which measure of central tendency is the most appropriate for a data set that describes the average sales of a company for various years?
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ccc Which measure of central tendency would be misleading for the data set that describes the daily expenses of 5 people as $15.00, $9.50, $16.50, $8.75, and $9.50? ccc View Solution
ccc Which measure of central tendency is the most appropriate for the data listed?
        69, 65, 67, 72, 120, 76 ccc
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ccc The table shows the heights of the students in Mr. Sharma′s class. Find the median of the data.
Height (In inches)5758596061626364
Number of students35427635
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ccc The table shows the heights (in inches) of the students in Mr. Reddy′s class. Find the mode of their heights.
Height (In inches)5758596061626364
No. of students35427635

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