Answer:
Angle YXZ
Step-by-step explanation:
The smaller the side the smaller is opposite angle
36-9
-9+36
1 (36-9)
36-(3×3)
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 :-
