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. Assuming independence,the expected frequency of very uncertain students with 60 credits or more is:
A) 12.47.
B) 2.00
C) 14.56.
D) 11.09.

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.  Assuming independence,the expected frequency of very uncertain students with 60 credits or more is:
A) 12.47. 
B) 2.00 
C) 14.56. 
D) 11.09.

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.  Assuming independence,the expected frequency of very uncertain students with 60 credits or more is:
A) 12.47. 
B) 2.00 
C) 14.56. 
D) 11.09.

Students in an Introductory College Economics Class Were Asked How