3. Suppose the number of typographical errors on a page of a textbook has a Poisson distribution with average ^ Experiment to see how many scores you need to include. (Keep 4 decimal places for the values of the probabilities.) Draw the 2 graphs. Use the charts to determine the following probabilities: ½. Create the chart for the distribution and the cumulative distribution. %3D a) Exactly 2 errors. b) Fewer than 2 errors. c) At least 1 error.

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