SCENARIO 2-16
The figure below is the percentage polygon for the amount of calories for a sample of 36 pizzas
products where the upper limits of the intervals are: 310, 340, 370, 400 and 430. 
-Referring to Scenario 2-16, roughlyCalories what percentage of pizza products contains between 400 and 430 calories?
Definitions:
Between-groups Df
Degrees of freedom associated with the variance between the groups in an ANOVA test, useful in determining the variability attributable to the difference between groups.
Simple Analysis of Variance
A statistical method used to compare the means of two or more groups to see if there is a significant difference between them.
One-way ANOVA
A statistical test that compares the means of three or more independent groups to determine if there is a significant difference among them.
Dependent Variable
In an experiment, it is the variable that is being tested and measured, expected to change as a result of modifications to the independent variable.
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