3.35 A sample of 20 customers from Barnsboro National Bank reveals an average savings account balance of

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3.35 A sample of 20 customers from Barnsboro National Bank reveals an average savings account balance of

$315, with a standard deviation of $87. A sample of 25 customers from Wellington Savings and Loan reveals an average savings account balance of $8350, with a standard deviation of $1800. Which of these samples has the greater relative dispersion?

( DATA SET ) Note: Exercises 3.36–3.38 require a computer and statistical software.

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