The answer is 2 because the d/f is -5 so the term is bigger than 7
        
             
        
        
        
The answer would be c
Step-by-step explanation:
 
        
             
        
        
        
Answer:
The Slope is 9 and the y-intercept is -2
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
I am not sure I am so so so sorry My friend
 
        
             
        
        
        
Answer:
The appropriate hypotheses for performing a significance test is:


Step-by-step explanation:
Last year, the mean score on the state’s math test was 51. The administrators have trained the teachers in a new method of teaching math hoping to raise the scores on this standardized test this year.
At the null hypothesis, we test if the mean score this year is the same as last year, that is:

At the alternate hypothesis, we test if the mean score improved this year from last, that is:

The appropriate hypotheses for performing a significance test is:

