Compute a 99% confidence interval for the mean time between births at this hospital. What is the lower limit of this confidence interval?(Round to one decimal place.)

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The hospital claims that the average time between births is 40 minutes and plans its resource allocation based on this claim. You want to test their claim. You select

:,:

with a level of significance. 0.01

59 14 37 62 68 2 15 9 157 27 37 2 55 86 14 4 40 36 47 9 61