Answer:
B
Step-by-step explanation:
6 times 50 = 300
6 times 2 = 12 
300 + 12 = 312
6 times 52 = 312
 
        
                    
             
        
        
        
Answer:
The standard deviation is of 8.586.
Step-by-step explanation:
For each person, there are only two possible outcomes. Either they have a genetic mutation, or they do not. The probability of a person having the mutation is independent of any other person, which means that the binomial probability distribution is used to solve this question.
Binomial probability distribution
Probability of exactly x successes on n repeated trials, with p probability.
The standard deviation of the binomial distribution is:

About 9% of the population has a particular genetic mutation.
This means that 
900 people are randomly selected.
This means that 
Find the standard deviation for the number of people with the genetic mutation in such groups of 900.

The standard deviation is of 8.586.
 
        
             
        
        
        
This is false because  is an irrational number, despite being between 1 and 2.
 is an irrational number, despite being between 1 and 2.
 
        
             
        
        
        
Step-by-step explanation: In order to decide whether the given fractions are equivalent, first write each fraction in lowest terms. Remember, a fraction is written in lowest terms if the greatest common factor of the numerator and the denominator is 1.
For our first fraction which is 3/4, the greatest common factor of 3 and 4 is 1, the fraction is already in lowest terms.
For our second fraction however, since the greatest common factor of 6 and 8 is 2, we must divide both the numerator and denominator by 2 which gives us 3/4.
3/4 = 3/4 which means these fractions are equivalent.
3/4 and 6/8 are equivalent because if you reduce 6/8 in lowest terms, you end up with the fraction 3/4.
 
        
             
        
        
        
Answer:
5 divided by 2 = 2.5         2.5 is the answer because you split the bigger number in half and in order to do that you need to divide by 2.
Step-by-step explanation:
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