Use the Following to Answer Questions

question 9

Short Answer

Use the following to answer questions :
The table shown below gives information on a variable for three samples selected from three normally distributed populations with equal variances.
By using ANOVA,we wish to test the null hypothesis that the means of the three corresponding populations are equal.The significance level is 1%.
-The degrees of freedom for the denominator of the F distribution are:

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Definitions:

Retirement System

A structured program, often government-sponsored or managed by private entities, designed to provide financial support to individuals during their retirement years.

Pay-As-You-Go Principles

A funding approach where current revenues (like taxes) are used to pay for current expenses, avoiding debt by paying for services and benefits as they are received.

Life Expectancy

The average period that a person may expect to live, often used as a statistical measure of the health of a population.

Federal Government

The national government of a federated state, which holds the supreme legislative, executive, and judicial power over a country.