This Frequency Table Gives the Distribution of Ages of 100

question 57

Multiple Choice

This frequency table gives the distribution of ages of 100 people in a small town. How many people are:
-30 years of age or older

• A)58
• B)42
• C)64
• D)22

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Definitions:

F Distribution

A probability distribution that arises in the analysis of variance and is used to calculate differences among group means when the groups have different sizes.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, often related to the number of values in the final calculation of a statistic that are free to vary.

F Distribution

A probability distribution that arises frequently as the null distribution of a test statistic, especially in the context of variance analysis or ANOVA.

Numerator

The top number in a fraction that represents the part of the whole or the dividend in division.