Students in an introductory college economics class were asked how many credits they had earned in college,and how certain they were about their choice of major.Their replies are summarized below. Under the assumption of independence,the expected frequency in the upper left cell is:
A) 15.09.
B) 24.00.
C) 19.72.
D) 20.22.

Question

Students in an introductory college economics class were asked how many credits they had earned in college,and how certain they were about their choice of major.Their replies are summarized below.  Under the assumption of independence,the expected frequency in the upper left cell is:
A) 15.09. 
B) 24.00. 
C) 19.72. 
D) 20.22.

Quizplus · Accepted Answer

The Answer of Students in an introductory college economics class were asked how many credits they had earned in college,and how certain they were about their choice of major.Their replies are summarized below.  Under the assumption of independence,the expected frequency in the upper left cell is:
A) 15.09. 
B) 24.00. 
C) 19.72. 
D) 20.22.

Students in an Introductory College Economics Class Were Asked How