From a Poll of 800 Television Viewers, the Following Data

question 8

Essay

From a poll of 800 television viewers, the following data have been accumulated as to their levels of education and their preference of television stations.We are interested in determining if the selection of a TV station is independent of the level of education. ​
a.
State the null and alternative hypotheses.
b.
Show the table of the expected frequencies.
c.
Compute the test statistic.
d.
The null hypothesis is to be tested at the 10% level of significance.Determine the critical value for this test.
e.
Determine the p-value and perform the test.

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Definitions:

Sudden Infant Death Syndrome

is the unexplained death, usually during sleep, of a seemingly healthy baby less than a year old.

Medulla

The innermost part of an organ or structure, especially the central part of the brainstem, responsible for regulating vital body functions such as breathing and heart rate.

Regulating Breathing

The process by which the body controls the rate and depth of respirations, primarily through the respiratory center in the brainstem.

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