Answer:
90% Confidence Interval for the actual average weight of purses.
(4.7412 , 5.2588)
Explanation:
Explanation:-
Given sample size 'n' = 60
mean of the sample x⁻ = 5 pounds
Standard deviation of the sample 'S' = 1.2 pounds
Level of significance = 0.10
90% Confidence Interval for the actual average weight of purses.


( 5 - 0.2588 , 5 + 0.2588)
90% Confidence Interval for the actual average weight of purses.
(4.7412 , 5.2588)