A school is trying to determine if there is a relationship between gender and which of its 3 programs that students enroll in. It was observed that 20 females enrolled in accounting, 15 in finance and 25 in marketing. For males, 10 enrolled in accounting, 20 enrolled in finance and 15 enrolled in marketing. What is the chi square value?
A) 4.497
B) 5
C) 3.25
D) 4.25

Question

Quizplus · Accepted Answer

To calculate chi square value, we need to set up a contingency table and calculate expected frequencies for each cell. After calculating the expected frequencies, we can use the formula:
χ2 = ∑ [(observed frequency – expected frequency)2 / expected frequency]

After calculating, the chi square value is 4.497. Therefore, the correct answer is A.

A School Is Trying to Determine If There Is a Relationship