Answer:
There is statistical evidence at 95% level to claim that students attend more than 2 classes per quarter
Step-by-step explanation:
Given that one instructor believes that students take more than 2 classes per quarter on average. Let X be the no of classes students take.

(Right tailed test at 5% significance level)

Mean difference = 
Std error = 
Test statistic t = mean diff/std error = 1.84
p value =0.039
Since p <0.05, we reject null hypothesis.
There is statistical evidence at 95% level to claim that students attend more than 2 classes per quarter
Answer:
She used GF = 2BG, but the correct statement is BG = 2GF.
Step-by-step explanation:
Answer: top right
Step-by-step explanation: in order to seperate p, we need to multiply each side by 6, as this will make the right side just p. Then, since we mutiplied by 6 on the right side, we multiply by 6 on the left side too, so we get 5.5*6
Answer: 

Step-by-step explanation:
The given function : 
When we substitute x= -64, we get

Since , 
So, 
That means 

i.e. 
Similarly, When we substitute x= 64, we get

Since , 
That means 

i.e. 