PRC-2 · Chapter 8 · Question 55 of 60
Which of the following graphical tools is generally utilized to visually estimate the Median of a grouped frequency distribution?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: C) An Ogive (Cumulative Frequency Curve)
Explanation
The median (the exact 50th percentile) can be visually estimated by locating N/2 on the y-axis of a cumulative frequency ogive, tracing horizontally to the curve, and then tracing vertically down to the x-axis.
More Statistical Measures of Data MCQs
- Q57What is the standard formula utilized to calculate the Semi-Interquartile Range (Quartile Deviation)?
- Q58Which statistical measure of central tendency is formally defined as the single value that appears with the highest frequency within a…
- Q59If all values sampled in a dataset are perfectly identical (e.g., 10, 10, 10, 10), what is the mathematical value of the variance?
- Q60Which specific statistical property dictates that the sum of the squared deviations of observations is mathematically minimized?
- Q1If an instructor decides to arbitrarily increase every student's test score by exactly 5 marks, what will happen to the arithmetic mean of…