Measures of Central Tendency Explorer
Select Distribution:
Normal
Skewed
Bimodal
Uniform
Sample Size:
100
3
300
Separation:
6
0
20
Skewness (α):
0
0
100
Mean
Median
Mode
Mean - Median
Normal Distribution:
Symmetric, bell-shaped curve.
Mean, median, and mode closely coincide.
Mean is a good measure of central tendency.
−3
−2
−1
0
1
2
3
0
5
10
15
20
Sample Data
Mean
Median
Mode
Histogram of Normal Distribution Sample
Value
Count
-σ
+σ
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