QTB – May 2017 – L1 – SA – Q9 – Data Collection Analysis

This question identifies the reasons why the mean is preferred for statistical calculations.

Question

The mean is the most commonly used statistics for further statistical calculations because it:
A. Tends to lie at the centre of a set of data
B. Is easy to calculate
C. Takes all observations in the data into consideration
D. Is the most popular
E. Is not affected by extreme values in the data

Answer

Answer: C. Takes all observations in the data into consideration

Explanation:
The mean considers all data points when calculating the central value, which makes it valuable for further statistical analysis. Unlike the median or mode, which only reflect specific parts of the data set, the mean accounts for the entire data set, making it the most suitable for comprehensive statistical use.

Tags: Central Tendency, Mean Calculation, Statistical Calculations
Level: Level 1

Topic: Data Collection Analysis
Series: MAY 2017

Uploader: Kwame Aikins