Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Passed Failed White 14 Results from a civil servant exam are shown in the table

ID: 3325653 • Letter: P

Question

Passed Failed White 14 Results from a civil servant exam are shown in the table to the right. Is there sufficient evidence to support the claim that the results from the test are discriminatory? Use a 0.01 significance level. 01 significance level. adidates16 Minority candidates Determine the test statistic. X2- (Round to three decimal places as needed.) Determine the P-value of the test statistic P-value . (Round to four decimal places as needed.) Is there sufficient evidence to support the claim that the results from the test are discriminatory? O A. There is sufficient evidence to support the claim that the results are discriminatory. 0 B. There is not sufficient evidence to support the claim that the results are discriminatory. C. D. There is not sufficient evidence to reject the claim that a white candidate is more likely to pass the test than a minority candidate. There is sufficient evidence to reject the claim that a white candidate is more likely to pass the test than a minority candidate.

Explanation / Answer

The statistical software output for this problem is:

Contingency table results:
Rows: var2
Columns: None


Chi-Square test:

Hence,

Test statistic = 5.284

P - value = 0.0215

Conclusion: Option B is correct.

Passed Failed Total White 16 14 30 Minority 7 22 29 Total 23 36 59