Question: A savings and loan association needs information concerning the checking account balances of its local customers. A random sample of 46 accounts was checked and

A savings and loan association needs information concerning the checking account balances of its local customers. A random sample of 46 accounts was checked and yielded a mean balance of $863.54 and a standard deviation, s= $249.65. Find a 98% confidence interval for the true mean checking account balance for local customers if it known to be a skewed distribution. Please show each step and if you use a calculator shortcut please state how you entered it into the calculator as I'm really trying to learn how to use one thank you so much

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