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Mathematics, 24.01.2020 20:31 mariahchaparro08
Amanufacturer of pharmaceutical products analyzes specimens from each batch of a product to verify the concentration of the active ingredient, required to be .80 grams per liter. suppose the repeated measurements follow a normal distribution. fifteen specimens are taken from a batch and it is found that 0.82 grams per liter and s 0.048 grams per liter. find a 99% confidence interval for μ, the true average concentration of the active ingredient.
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