Use the following sample to estimate a population mean .

36.4	66.4	38.5	55.7
60.1	33.1	53.1	31.7
40.7	37.3	41.8	9.8
46.4	46.5	49.4	51.8
29.6	61.5	56.6	47.2
22	52.2	61.3	66.2
64.3	49.1	60.5	42.4
46.7	27.2	40.7	49.6
57.5	35.9	77.3	54.3
34.8	20.1	61.4	52.3
69	23.7	33.5	34.1
75.7	27.8	54.6	33.2
67	76.5	16.7	57.4

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Find the 98% confidence interval about the population mean. Enter your answer as a tri-linear inequality accurate to two decimal place.