A. 8 x 10^ -4
D. 3 x 10^ -2
Dont understand can u use a pic
Answer:
V = 268.08 in^3
Step-by-step explanation:
that answer was for the first question. I do not know the second one I'm very sorry
6, 7, 8, and 9. just plug the X into the equation
Answer:
E) we will use t- distribution because is un-known,n<30
the confidence interval is (0.0338,0.0392)
Step-by-step explanation:
<u>Step:-1</u>
Given sample size is n = 23<30 mortgage institutions
The mean interest rate 'x' = 0.0365
The standard deviation 'S' = 0.0046
the degree of freedom = n-1 = 23-1=22
99% of confidence intervals
(from tabulated value).





using calculator

Confidence interval is


the mean value is lies between in this confidence interval
(0.0338,0.0392).
<u>Answer:-</u>
<u>using t- distribution because is unknown,n<30,and the interest rates are not normally distributed.</u>