Types Of Central Tendency, Merits And Demerits And Simple Application: - SS1 Economics Past Questions and Answers - page 1
Which measure of central tendency is sensitive to extreme values?
Â
Median
Â
 Mean
Â
Median
Â
b and c
Â
 How is the median calculated?
Â
By taking the most frequent value in the data
Â
By arranging the data in order and taking the middle value
Â
By determining the width of each class in the frequency distribution
Â
 Which of the following is a merit of the median?
Â
It is affected by outliers or extreme values in the dataset.
Â
It can be used with both quantitative and qualitative data.
Â
It may not represent the true centre of the data if there are only a few data points in the dataset.
Â
It can be difficult to calculate for datasets with a large number of values.
Â
 It is not affected by outliers or extreme values in the dataset.
Â
It may not exist or may be non-unique if no value appears more than once in the dataset.
Â
It can be difficult to calculate for datasets with a large number of values.
Â
A school has 10 students in a class. The teacher recorded the marks of each student in a math test. The marks are 75, 80, 85, 70, 90, 95, 65, 80, 75, and 85. What is the mean of the marks obtained by the students on the test?
Â
The time (in minutes) taken by 8 students to complete a test are 45, 60, 50, 55, 70, 75, 80, and 65. What is the median time taken to complete the test?
Â
The following numbers represent the scores obtained by 9 students in a test: 65, 70, 75, 75, 70, 80, 65, 80, 85. What is the mode of the scores?
Â
Loading lesson…