Answer:
Step-by-step explanation:
If APB is measured in radians, then the arc length AB = APB(r) where r is the radius of the circle.
Answer:

Step-by-step explanation:

Answer:
The correct option is a
Step-by-step explanation:
From the question we are told that
The sample size is n = 415
The sample proportion is 
Now
The null hypothesis is 
The alternative hypothesis is 
The test statistics is mathematically evaluated as
substituting values