Answer: (1.64,4.01)
Step-by-step explanation:
The confidence interval for the population variance is given by :-
Given : n= 69 ;
Significance level :
Using Chi-square distribution table ,
[by using chi-square distribution table]
Now, the 95% confidence interval for the standard deviation of the height of students at UH is given by :-
Hence, the 99% confidence interval for the population variance of the weights of all axles in this factory is (1.64,4.01).
Ok I will give brainliest the call and let him know that he is in a good
Picture?? This question is incomplete just get a picture then I can answer it
I believe the answer would be D.
Well to be honest I don’t know that a tricky question