A Local Bank Needs Information Concerning the Checking Account Balances

A local bank needs information concerning the checking account balances of its local customers.A random sample of 144 accounts was checked and yielded a mean balance of $664.14 and a standard deviation of $297.29.Find a 98% confidence interval for the true mean checking account balance for local customers.

A) ($592.52,$735.76)
B) ($605.85,$722.43)
C) ($555.65,$735.76)
D) ($493.71,$834.57)
E) ($453.56,$874.72)

Correct Answer:

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