A comparison of means, in addition to an ANOVA test and p-value calculations, was
conducted to determine whether employees’ age difference has an impact on their
perceptions of internal marketing implementation. All of these were derived from the
employees’ scores on the survey. An examination of the means cells in Table 4 reveals that
employees who fall in the age category (31 – 35 years old) in different departments
perceive the highest level of internal marketing implementation in the four dimensions
than other age categories. On the other hand, employees who fall in the age category (36 –
40 years old) in different departments perceive the lowest level of internal marketing
implementation in the four dimensions amongst other age categories. t and p-value tests
presented in the same table confirmed the difference between different age categories in
their perception of internal marketing implementation.