Question

A random sample of 187 adults was selected from a population of a town to determine their average savings account balance. The sample mean was equal to $18,412, with a sample standard deviation of $993. What is the 95 percent confidence interval?(1 point)
Responses

$18,225–$18,599
$18,225–$18,599

$806–$1,180
$806–$1,180

$17,419–$19,405
$17,419–$19,405

$18,269.67–$18,554.33

1 answer

$18,225–$18,599