“…Although Gout (1985) found a positive correlation between age and service knowledge, most other studies have found either a negative correlation (Calsyn & Roades, 1993;Chapleski, 1989;Starret, Todd, & DeLeon, 1989;Snider, 1980) or no significant correlation (Calsyn, Roades, & Klinkenberg, 1996;Mindel & Wright, 1982). In some studies females exhibit more service knowledge than males (Krout, 1985;Kushman & Freeman, 1986), whereas other studies report no effects of gender on service knowledge (Calsyn & Roades, 1993;Calsyn, Roades, & Klinkenberg, 1996;Krout, 1988;Snider, 1980;Starrett, & Decker, 1987). Education has been the one predisposing variable which has consistently correlated positively with service knowledge (Calsyn & Roades, 1993;Chapleski, 1989;Krout, 1983;Krout,.…”