Answer:
24 degrees
Step-by-step explanation:
2b=180^o-132^o
2b=48^o
b=24^o
Answer: 0.60
Step-by-step explanation:
Given: Mean : 
Standard deviation : 
The formula to calculate z is given by :-

For x= 20 minutes

The P Value =
Hence, the probability that a randomly selected shopper will spend less than 20 minutes in the store= 0.60
Answer:
In a nutshell,
is not equivalent to
.
Step-by-step explanation:
Now we proceed to demonstrate that Edgar's statement is false:
1)
Given
2)
Modulative property/Existence of multiplicative inverse
3)

4)
Modulative property/Existence of multiplicative inverse
5)
/Result
In a nutshell,
is not equivalent to
.