You are conducting a test of independence for the claim that there is an association between the row variable and the column variable. X Y Z A 46 23 53 B 46 26 40 The expected observations for this table would be X Y Z A B The resulting Pearson residuals are: X Y Z A B What is the chi-square test-statistic for this data? χ2=χ2= Report all answers accurate to three decimal places. Calculator
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| X | Y | Z | |
|---|---|---|---|
| A | 46 | 23 | 53 |
| B | 46 | 26 | 40 |
The expected observations for this table would be
| X | Y | Z | |
|---|---|---|---|
| A | |||
| B |
The resulting Pearson residuals are:
| X | Y | Z | |
|---|---|---|---|
| A | |||
| B |
What is the chi-square test-statistic for this data?
χ2=χ2=
Report all answers accurate to three decimal places.
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- You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 25 15 26 B 12 53 42 Give all answers rounded to 3 places after the decimal point, if necessary.(a) Enter the expected frequencies below: X Y Z A B b) What is the chi-square test-statistic for this data? Test Statistic: χ2= (c) What is the critical value for this test of independence when using a significance level of α= 0.05? Critical Value: χ2=(d) What is the correct conclusion of this hypothesis test at the 0.05 significance level? There is not sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is sufficient evidence to support the claim that the row and column variables are dependent. There is not sufficient evidence to warrant rejection of…You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 31 28 25 B 25 23 35 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2= (c) What is the critical value for this test of independence when using a significance level of αα = 0.10? Critical Value: χ2= (d) What is the correct conclusion of this hypothesis test at the 0.10 significance level? There is not sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is sufficient…You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 48 22 21 B 32 25 46 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2= (c) What is the critical value for this test of independence when using a significance level of α = 0.025? Critical Value: χ2=
- You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 34 8 40 B 28 13 48 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2= (c) What is the critical value for this test of independence when using a significance level of α = 0.005? Critical Value: χ2= (d) What is the correct conclusion of this hypothesis test at the 0.005 significance level? There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient…You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 21 39 33 B 15 47 30 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2=____________ (c) What is the critical value for this test of independence when using a significance level of α = 0.005? Critical Value: χ2=________ (d) What is the correct conclusion of this hypothesis test at the 0.005 significance level?___________ There is sufficient evidence to support the claim that the row and column variables are dependent. There is not sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is sufficient evidence to warrant rejection of the claim that the row and column variables are…You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 41 21 11 B 48 23 7 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2= (c) What is the critical value for this test of independence when using a significance level of α = 0.025? Critical Value: χ2= (d) What is the correct conclusion of this hypothesis test at the 0.025 significance level? There is not sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to…
- You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 67 6 30 B 66 20 29 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2=χ2= (c) What is the critical value for this test of independence when using a significance level of αα = 0.05? Critical Value: χ2=χ2= (d) What is the correct conclusion of this hypothesis test at the 0.05 significance level? There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to support the claim that the row and column variables are dependent. There is…You are conducting a test of independence for the claim that there is an association between the row variable and the column variable. X Y Z A 28 8 47 B 22 12 42 The expected observations for this table would be X Y Z A Correct Correct Correct B Correct Correct Correct The resulting Pearson residuals are: X Y Z A B What is the chi-square test-statistic for this data?χ2=χ2= CorrectIn a regression based on 30 annual observations, U.S. farm income was related to four independent variables—grain exports, federal government subsidies, population, and a dummy variable for bad weather years. The model was fitted by least squares, resulting in a Durbin-Watson statistic of 1.29. The regression of e2i on ŷi yielded a coefficient of determination of 0.043.a. Test for heteroscedasticity.b. Test for autocorrelated errors.
- You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 44 25 54 B 19 24 22 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2=χ2= (c) What is the critical value for this test of independence when using a significance level of αα = 0.10? Critical Value: χ2=χ2= (d) What is the correct conclusion of this hypothesis test at the 0.10 significance level? There is not sufficient evidence to support the claim that the row and column variables are dependent. There is not sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is…You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 53 38 24 B 39 35 7 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2= (c) What is the critical value for this test of independence when using a significance level of αα = 0.005? Critical Value: χ2= (d) What is the correct conclusion of this hypothesis test at the 0.005 significance level? There is not sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient evidence to support the claim that the row and column variables are dependent. There is sufficient evidence to warrant rejection of the claim that the row and column variables are dependent. There is not sufficient evidence to…You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Y Z A 22 7 39 B 23 8 42 Give all answers rounded to 3 places after the decimal point, if necessary. (a) Enter the expected frequencies below: X Y Z A B (b) What is the chi-square test-statistic for this data? Test Statistic: χ2=χ2= (c) What is the critical value for this test of independence when using a significance level of αα = 0.05? Critical Value: χ2=χ2=