Answer:
Step-by-step explanation:
the answer is A
Answer:
Null hypothesis: 
Alternative hypothesis:
And for this case we assume that we have equal variances so that means:

For this case the degrees of freedom are given by:

And replacing we got:

And the best answer would be:
a. 38
Step-by-step explanation:
For this problem we want to test the following:
Null hypothesis: 
Alternative hypothesis:
And for this case we assume that we have equal variances so that means:

For this case the degrees of freedom are given by:

And replacing we got:

And the best answer would be:
a. 38
Answer:
115
Step-by-step explanation:
<h2><u>Solving the question</u></h2>
= (3*5 + 2) + (3*6 + 2) + (3*7 + 2) + (3*8 + 2) + (3*9 + 2)
<u>= 115</u>
Hyperbole is the sound of something. For instance: The bees went buzzing by. Buzzing is hyperbole.