Let 20.01 2.33 and to.01.13 = 2.65
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(Choose 1 answer)
A savings and loan association
☐ A
the checking account balances
☐ D
☐ E
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needs information concerning
of its local customers. A random
sample of 14 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. Assume that the
population has a normal
distribution.
A. ($455.65: $872.63)
B. ($492.52; $835.76)
C. ($493.71; $834.57)
D. None of the other choices is
correct
E. ($453.59:$874.69)
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