Suppose a researcher is interested in understanding the variation in the price of store brand milk. A random sample of 36 grocery stores selected from a population and the mean price of store brand milk is calculated. The sample mean is $3.13 with a standard deviation of $0.23. Construct a 99% confidence interval to estimate the population mean. $3.03 to $3.23 $2.90 to $3.36 $3.05 to $3.21 $3.06 to $3.20 $3.12 to $3.14

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Suppose a researcher is interested in understanding the variation in the price of store brand milk. A random sample of 36 grocery stores selected from a population and the mean price of store brand milk is calculated. The sample mean is $3.13 with a standard deviation of $0.23. Construct a 99% confidence interval to estimate the population mean.

$3.03 to $3.23
$2.90 to $3.36
$3.05 to $3.21
$3.06 to $3.20
$3.12 to $3.14
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