A New-Car Dealer Is Leasing Various Brand-New Randomly Selected Models $16.46 < \sigma ^ { 2 } < 159.10$

Multiple Choice

A new-car dealer is leasing various brand-new randomly selected models for the monthly rates (in dollars) listed below. Estimate the true population variance (and standard deviation) in leasing
Rates with 90% confidence. Assume the variable is normally distributed.
165 173 200 241 241 245

A) $16.46 < \sigma ^ { 2 } < 159.10$
$4.06 < \sigma < 12.61$

B) $599.53 < \sigma ^ { 2 } < 5796.37$
$24.49 < \sigma < 76.13$

C) $19.75 < \sigma ^ { 2 } < 190.92$
$4.44 < \sigma < 13.82$

D) $719.44 < \sigma ^ { 2 } < 6955.64$
$26.82 < \sigma < 83.40$