The weights of a large number of miniature poodles are approximately normally distributed with a mean of 7 kilograms and a standard deviation of 0.8 kilogram. If measurements are recorded to the third decimal place of a kilogram, find the probability weights of these poodles: of at most 8.6 kilograms; * Your answer between 7.3 and 9.1 kilograms inclusive; * Your answer over 9.5 kilograms; * Your answer

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