Answer:
Step-by-step explanation:
Given that Snow based on meterological data for the past century, a local TV weather forecaster estimates that the region’s average winter snowfall is 23", with a margin of error of {2 inches]
i.e. conf interval = (21,25)
The interpretation of confidence interval is as sample sizes grow and samples are drawn at random we can be 95% confident that the sample mean will fall within this interval
Hence option d is right.
d) Residents can be 95% sure that the area’s average snowfall is between 21" and 25"