One Quantitative Variable, Multiple Groups
Variable name:
Input:
Raw data
Mean and standard deviation
Five-number summary
Group
Name
Input data separated by commas or spaces.
Mean
SD
n
Min
Q1
Median
Q3
Max
Graph Distributions
Graph type:
Dotplot
Histogram
Boxplot
Label histogram with:
Frequency
Relative frequency
Enter interval width:
Enter boundary value:
Summary Statistics
Perform Inference
Inference procedure:
Simulate difference in two means
Simulate difference in two medians
Simulate difference in two SDs
2-sample t interval (μ₁ - μ₂)
2-sample t test (μ₁ - μ₂)
Conservative degrees of freedom:
No
Yes
Confidence level:
%
Alternative hypothesis:
μ₁ - μ₂ > 0
μ₁ - μ₂ < 0
μ₁ - μ₂ ≠ 0
Number of samples to add:
The applet will graph all of your results until you hit "Reset simulation."
Count the number and percent of dots
less than
greater than
or equal to
# of samples:
Most recent result:
Mean:
SD:
Adjust color, rounding, and percent/proportion preferences
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