Im not exactly sure but i think its about 12 inches
The answer will be B 179.17 cuz she will have a lot of money by the time 2 years will be up to pay 24 equal payments
Answer: A. (636.9, 653.1)
Step-by-step explanation:
Given : Sample size : n=56
Significance level :
Critical value :
Sample mean : 
Standard deviation : 
The 95% confidence interval for population mean is given by :-

Hence, 95% confidence interval for population mean is (636.9, 653.1).
The square route of 20 is4.472135955