The following data represent a random sample of bank balances for a population of checking account customers at a large eastern bank. Based on these data, what is the 95 percent confidence interval estimate for the true population mean?
A) Approximately $1,069 ± $484.41
B) About $839.40 to $1,298.60
C) Approximately $1,069 ± 2.1098
D) None of the above

Question

The following data represent a random sample of bank balances for a population of checking account customers at a large eastern bank. Based on these data, what is the 95 percent confidence interval estimate for the true population mean? 
A) Approximately $1,069 ± $484.41 
B) About $839.40 to $1,298.60 
C) Approximately $1,069 ± 2.1098 
D) None of the above

Quizplus · Accepted Answer

The Answer of The following data represent a random sample of bank balances for a population of checking account customers at a large eastern bank. Based on these data, what is the 95 percent confidence interval estimate for the true population mean? 
A) Approximately $1,069 ± $484.41 
B) About $839.40 to $1,298.60 
C) Approximately $1,069 ± 2.1098 
D) None of the above

The Following Data Represent a Random Sample of Bank Balances