Examlex
The first three class marks for a frequency distribution of "weights of college men" recorded to the nearest pound are 105, 115, and 125.
What is the class interval?
Degrees of Freedom
Degrees of freedom refer to the number of independent values or quantities that can vary in an analysis without breaking any constraints.
Contingency Table
A data table that displays the frequency distribution of the variables.
Expected Frequency
In statistics, the predicted count of occurrences in a category of a contingency table based on probabilities derived from a theoretical distribution.
Sample Size
The number of observations or replicates included in a statistical sample, influencing the study's precision and conclusions.
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