Mathematics, 12.04.2021 19:40 robert7248
Assume that the helium porosity (in percentage) of coal samples taken from any particular seam is normally distributed with true standard deviation 0.78. (a) Compute a 95% CI for the true average porosity of a certain seam if the average porosity for 16 specimens from the seam was 4.85. (Round your answers to two decimal places.)
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Assume that the helium porosity (in percentage) of coal samples taken from any particular seam is no...
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