Answer:
The coefficient is equal to 
Step-by-step explanation:
we have

we know that
The coefficient is equal to

so

Answer:
Translation
Step-by-step explanation:
Answer:
Option C.
Step-by-step explanation:
Given information:
Sample size = 150
Number of Opinions = 3 (Yes, No, No Opinion)
Yes = 40
No = 60
No opinion = 50
We need to find the expected frequency for each group.
Expected frequency for each group is the quotient of sample size and number of opinions.



Therefore, the correct option is C.