In the past, 35% of the students at ABC University were in the Business College,

Question

In the past, 35% of the students at ABC University were in the Business College, 35% of the students were in the Liberal Arts College, and 30% of the students were in the Education College. To see whether or not the proportions have changed, a sample of 300 students from the university was taken. Ninety of the sample students are in the Business College, 120 are in the Liberal Arts College, and 90 arc in the Education College. The calculated value for the test statistic equals Select one: 4.29. 4.38. .75. .01.

Explanation / Answer

option A is correct

observed Expected Chi square Probability O E=total*p =(O-E)^2/E Business 0.35 90.000 105.00 2.14 liberal 0.35 120.000 105.00 2.14 education group 0.3 90.000 90.00 0.00 300 300 4.29

Related Questions

Navigate

• Browse (All)
• Browse I
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.