3. During the 2018-2019 regular season, the mean height for all basketball players in the National Basketball Association (NBA) was 79.05 inches. A random sample of 20 NBA players had an average height of 79.55 inches. Based on this information, which of the following is true? (a). Both numbers are statistics. (b). Both numbers are parameters. (c). 79.55 is a statistic and 79.05 is a parameter. (d). 79.55 is a parameter and 79.05 is a statistic.