Help what is the answer hurrry

YOUR ANSWER IS - 3

CUTIEPIESRI ^_^

-3. I double checked

Given:
μ = $3120, population mean
σ = $677, population standard deviation.
The population is normally distributed.
n = 20, sample size.

At the 95% confidence level, the confidence interval is


1.96(σ/√n) = 1.96(677/√20) = 296.71
Th confidence interval for the mean is
($2823.29, $3416.71)

($2823.29, $3416.71)