Answer:
y=-3/4x-8
Step-by-step explanation:
Answer: 
Step-by-step explanation:
The confidence interval for population mean is given by :-

Given : Sample size :
, which is a large sample , so we apply z-test .
Sample mean : 
Standard deviation : 
Significance level : 
Critical value : 
Now, a confidence interval at the 95% level of confidence will be :-

Answer:
The identity property
Step-by-step explanation:
.......
I THINK the answer is compatible numbers.............. but I'm pretty sure it is compatible numbers