3.20 Computer Exercises 3.1 (a) Use the companion software PARSE to conduct 60 B

Question

3.20 Computer Exercises 3.1 (a) Use the companion software PARSE to conduct 60 Bernoulli trials in which event A has a probability 0.23 of occurrence on each trial. Record the number of occurrences of event A. (b) Repeat (a) 10 times. how many times did event A have at least 45 occurrences out of 60 trials in your experiment? What is the corresponding theoretical probability? (c) Is the relative frequency of occurrence of event A approximately equal to 0.23? Why or why not? 3.2 Use the companion software PARSE to (a) Plot the PDF curve of the chi-square distribution with sigma = 2.7 and 5 degrees of freedom. (b) Plot the PMF curve of the binomial distribution with N = 30 and p = 0.32. (c) Calculate the probabilities P{X

Explanation / Answer

3.2 a) http://homepage.stat.uiowa.edu/~mbognar/applets/chisq.html

b) http://homepage.stat.uiowa.edu/~mbognar/applets/bin.html

above can also be used for 3.1

for pic

https://docs.google.com/file/d/0B6zUq9r3gFOkSmx2MXVXNkN3UWM/edit

https://drive.google.com/folderview?id=0B6zUq9r3gFOkaEdybmJZYUY5UjA&usp=sharing

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