Answer:
b
Step-by-step explanation:
Answer:
I got 103˚ because I put (x+40)˚ into the calculator
I assume you need find out √28=√7*4=2√7
√150=√5*5*6=5√6
hope it helps
Answer:
The probability is 
Step-by-step explanation:
From the question we are told that
The sample size is n = 175
The population proportion is p = 0.45
Generally the mean of the sampling distribution is 
Generally the standard deviation is mathematically represented as

=> 
=> 
Generally the probability of that the sample proportion of orange candies will be between 0.35 and 0.55 is

=> 
Generally 
So

=> 
From the z-table

and

So

=> 