A manager of a local store wants to estimate the mean amount spent per shopping visit by customers. Summary statistics from a sample taken reveal the following: Determine a 95% confidence interval for the mean amount spent.
A) [45.12, 53.56]
B) [40.36, 58.35]
C) [30.54, 68.14]
D) [45.14, 53.54]
E) [29.34, 69.34]

Question

A manager of a local store wants to estimate the mean amount spent per shopping visit by customers. Summary statistics from a sample taken reveal the following:  Determine a 95% confidence interval for the mean amount spent.
A) [45.12, 53.56] 
B) [40.36, 58.35] 
C) [30.54, 68.14] 
D) [45.14, 53.54] 
E) [29.34, 69.34]

Quizplus · Accepted Answer

The Answer of A manager of a local store wants to estimate the mean amount spent per shopping visit by customers. Summary statistics from a sample taken reveal the following:  Determine a 95% confidence interval for the mean amount spent.
A) [45.12, 53.56] 
B) [40.36, 58.35] 
C) [30.54, 68.14] 
D) [45.14, 53.54] 
E) [29.34, 69.34]

A Manager of a Local Store Wants to Estimate the Mean