1. Get out the Pencil Task from Last Thursday! April 22 nd, 2014

2. Probability Histograms with Curve

3. How did we find Probability?

4. What is a probability distribution? -A table or an equation that links each outcome of a statistical experiment with its probability of occurrence -The table below, which associates each outcome with its probability, is an example of a probability distribution Number of headsProbability 00.25 10.50 20.25

5. How do you find mean and standard deviation of a probability distribution?

8. Find the mean and standard deviation of the table below pg. 894 #11 Number of Nations FrequencyProbability 10-202 20-303 30-408 40-501 50-602 How do you put classes in the calculator??? Use class marks!

9. Assignment: Work on Please be Discrete Learning Task #’s 1&2