Question 1153276
half-interval is tdf=5, 0.005*s/sqrt(n)

=4.032 (value of t)*11.00*/sqrt(6)
=$18.11 and this is margin of error
add and subtract to mean
($41.89, $78.11)
We are not exactly sure what the true value is, but we are very highly confident it lies in the above interval.