22. Interpret the results of the following t test. Groups refer to primigravidas who were exposed to relaxing music and those who were not exposed to the relaxing music. T test for length of second stage of labour in minutes by group Groups N Time in minutes SD T value p Exposed to the relaxing music 50 72.25 46.69 -2.05 0.02* Not exposed to the relaxing music 46 93.55 52.87 *The level of significance was 5% Use the results in the above table to write one or two sentences describing the findings