H 0 : None-existence of difference between the perceived mean and expected mean towards the environmental service quality before and after trips. H 1 : Existence of difference between the perceived mean and expected mean towards the environmental service quality before and after trips. In the event of nonexistence of difference in the tourists' perceived mean and the expected mean towards the environmental service quality, this means that the tourists' experiences during their trips to the TIMP is exactly as expected by them. This means, there is failure to reject the null hypotheses (if the p-value is more than α = 0.05). However, if there is existence of difference between the means, the gap analysis will be referred to in order to determine as to whether the said difference is positive or negative. This is done so that a conclusion can be drawn as to whether the experiences are as the tourists expected or otherwise