Performance Objectives
- Cumulative Frequency
- Median from ogive
- Quarters (quartile)
- Percentiles
- Variance and Standard Deviation
PERFORMANCE OBJECTIVES
By the end of this topic, the student should be able to:
- Define/Explain the following statistical concepts
- Measures of dispersion(range, variance, standard deviation)
- Ogive/cumulative frequency graph
- Quartile, interquartile, semi-quartile, upper quartile and lower quartile
- Percentile
- Draw cumulative frequency curve of a distribution
- Calculate/show on a graph the upper, middle and lower quartiles
- Calculate percentile datum/value using graph or values of quartiles
- Solve problems involving a combination of the above concepts
Lesson Content
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