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Mathematics Qualifying Exam Question Bank

Department of Mathematics

Question

Math 6010 • Linear Models

Spring 2010 • Question 12

Question

Math 6010 • Linear Models Spring 2010 • Question 12

A sample of 400 people was asked their degree of support of a balanced budget and their degree of support of public education, with the following results:

Education/Budget Strong Undecided Weak
Strong 100 80 20
Undecided 60 80 20
Weak 20 50 5

Test the hypothesis of independence at \(\alpha =0.05\). (A chi-square table is provided.)

Raw LaTeX

A sample of 400 people was asked their degree of support of a
balanced budget and their degree of support of public education, with the
following results:

\begin{center}
\begin{tabular}{lrrr}
Education/Budget & Strong & Undecided & Weak\\
Strong & 100 & 80 & 20\\
Undecided & 60 & 80 & 20\\
Weak & 20 & 50 & 5
\end{tabular}
\end{center}

Test the hypothesis of independence at \(\alpha=0.05\). (A chi-square table is
provided.)

Topic Tags

Conditional Expectation and Conditional Independence Covariance and Independence F-Tests and t-Tests Uniform Integrability and Truncation Methods