4. The table below gives the number of US Senators, from each party, spending federal dollars in each or three spending classes. The table is set up to help you calculate x' so there are blanks provided in addition to the data: Fill in the contingency tables for the Expected Frequencies (work to 2 decimal places): Spending Less than 6 to 11 Billion More than Party 6 Billion 11 Billion Republican 22 8. ST Democrat 12 6T 9T b. Calculate the differences between the observed frequencies and the expected frequencies and fill in above. Calculate x and the degrees of freedom. c. Ans. Ans. d. Use this information to do a Chi Squared test to determine the validity of the claim that federal spending is independent of political party at the a = .05 level. Use the worksheet on the following page.

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Author:Amos Gilat
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4. The table below gives the number of US Senators, from each party, spending federal dollars in each
of three spending classes. The table is set up to help you calculate x? so there are blanks provided in
addition to the data:
a. Fill in the contingency tables for the Expected Frequencies (work to 2 decimal places):
Spending
Less than
6 to 11 Billion
More than
Party
6 Billion
11 Billion
Republican
8 -
15 -
22
Democrat
12 -
16 -
%3D
- 6
b. Calculate the differences between the observed frequencies and the expected frequencies
and fill in above.
C.
Calculate x and the degrees of freedom.
Ans.
Ans.
d. Use this information to do a Chi Squared test to determine the validity of the claim that
federal spending is independent of political party at the a =.05 level. Use the worksheet on
the following page.
Transcribed Image Text:I3D I3D 4. The table below gives the number of US Senators, from each party, spending federal dollars in each of three spending classes. The table is set up to help you calculate x? so there are blanks provided in addition to the data: a. Fill in the contingency tables for the Expected Frequencies (work to 2 decimal places): Spending Less than 6 to 11 Billion More than Party 6 Billion 11 Billion Republican 8 - 15 - 22 Democrat 12 - 16 - %3D - 6 b. Calculate the differences between the observed frequencies and the expected frequencies and fill in above. C. Calculate x and the degrees of freedom. Ans. Ans. d. Use this information to do a Chi Squared test to determine the validity of the claim that federal spending is independent of political party at the a =.05 level. Use the worksheet on the following page.
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