Question

Which of the following statements are correct about central tendency ?
A. Quartiles are those values which divide the frequency into four equal parts, when values are arranged in ascending order.
B. Lower quartile is mid-way between lower extreme and the mean.
C. Upper quartile is mid-way between upper extreme and median.
D. Difference between lower and upper quartiles is the inter-quartile range.
Choose the correct answer from the options given below :

• A. A, B, C, D
• B. A, B, C only
• C. A, C, D only
• D. A, D only

Hint:

Quartiles divide data into quarters. $Q_1$ is the 25th percentile, $Q_2$ (Median) is the 50th, and $Q_3$ is the 75th.

Answer 1

The Correct Option is D