Construct a 96.5% confidence interval for the mean amount of juice in all such bottles. Assume an approximate normal distribution.

a) The confidence interval cannot be determined without the sample mean and standard deviation.
b) (barx pm 1.96 times s/√n)
c) (barx pm 2.5 times s/√n)
d) (barx pm 1.645 times s/√n)