Based on meteorological 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. Assuming he used a 95% confidence interval, how should viewers interpret this news? Comment on each of these statements:
a) During 95 of the past 100 winters, the region got between 21" and 25" of snow.
b) There's a 95% chance the region will get between 21" and 25" of snow this winter.
c) There will be between 21" and 25" of snow on the ground for 95% of the winter days.
d) Residents can be 95% sure that the area's average snowfall is between 21" and 25".
e) Residents can be 95% confident that the average snowfall during the past century was between 21" and 25" per winter.