CONTENT
- MEAN
- MODE
- MEDIAN
MEASURES OF CENTRAL TENDENCY: are the values which show the degree to which a given data or any given set of values will converge toward the central point of the data.
Measures of central tendency, also called measures of location, is the statistical information that gives the middle or centre or average of a set of data. Measures of central tendency include arithmetic mean, median and mode.
READING ASSIGNMENT
- Amplified and Simplified Economics for SSS by Femi Alonge page 29-30.
- Further Mathematics Scholastics Series page 265-265.
GENERAL EVALUATION QUESTIONS
- Outline the merits of a Joint Stock Company.
- Describe the problems facing Agriculture in Nigeria.
- Outline the main features of Malthusian theory of Population.
- What is money?
- List five characteristics of money.
WEEKEND ASSIGNMENT
- Which of the following is not a set of measure of central tendency? (a) mode and mean (b) mean and median (c) mean and percentile (d) mode and median
- The most frequently occurring value in a give data is (a) mean ( b ) mode (c ) range (d) median.
SECTION B
The following table shows the distribution of marks scored by a class of students in a promotion examination.
| Marks | Number of students |
| 10-29 | 6 |
| 30-39 | 5 |
| 40-49 | 7 |
| 50-59 | 10 |
| 60-69 | 5 |
| 70-79 | 4 |
| 80-89 | 3 |
- Calculate the mean mark.
- Find the mode.
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