A random sample of college football players had an average height of 64.55 inches. Based on this sample, (63.2, 65.9) found to be a 92% confidence interval for the population mean height of college football players. Select the correct answer to interpret this interval.

a) We are 92% confident that the population mean height of college football players is between 63.2 and 65.9 inches.

b) We are 92% confident that the population mean height of college football palyers is 64.55 inches.

c) A 92% of college football players have height between 63.2 and 65.9 inches.

d) There is a 92% chance that the population mean height of college football players is between 63.2 and 65.9 inches.