RESEARCH METHODOLOGY

STATISTICAL TECHNIQUES AND TOOLS

MEASURES OF CENTER AND SPREAD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Find the Interquartile Range or IQR2, 3, 6, 6, 8, 10, 12
A
10
B
3
C
7
D
6
Explanation: 

Detailed explanation-1: -The interquartile range (IQR) is the range of values that resides in the middle of the scores. When a distribution is skewed, and the median is used instead of the mean to show a central tendency, the appropriate measure of variability is the Interquartile range.

Detailed explanation-2: -Summary: Considered a sample with data values of 10, 20, 12, 17, and 16, the range is 10 and interquartile Range is 7.5.

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