prac6stat - QUEEN MARY UNIVERSITY OF LONDON MTH 4106...

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Unformatted text preview: QUEEN MARY, UNIVERSITY OF LONDON MTH 4106 Introduction to Statistics Practical 6 14 February 2012 1 (Plotting a probability mass function as a histogram) In Practical 4 we plotted the probability mass function of several discrete random variables. Sometimes a histogram gives a better visual impression. We can get this from Minitab by using Graph → Probability Distribution Plot... Choose the View Single option. Then choose the Binomial distribution and fill in the parameters 9 and 0.5 . Clicking on OK should give you a histogram of the probability mass function of the distribution Bin(9 , . 5). Append this graph to a Report Pad and then close the graph. 2 (Other discrete distributions) Use the same method to draw histograms for the other standard discrete distributions that we did in Practical 4: • Geom(0 . 1) • Hg(9 , 20 , 40) • Poisson(6) • Bin(10 , . 6) • Bin(20 , . 3) • Bin(30 , . 2)....
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prac6stat - QUEEN MARY UNIVERSITY OF LONDON MTH 4106...

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