HW 5(1).pdf

# HW 5(1).pdf - SOC 3383 Homework 5 Due 2.00pm Friday Please...

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SOC 3383: Homework 5 Due 2.00pm Friday, September 22, 2017 Please follow the instructions for homework assignments mentioned on page 5 of the Syllabus carefully. 1. Suppose you toss three coins. What is the probability of getting three heads? To answer this question, first list all possible outcomes (as was illustrated in the class with the example of tossing 2 coins). ( Hint : There are 8 total possible outcomes). Then, create a table for the probability distribution. Finally, based on this analysis, using complete sentences, explain what the probability for getting three heads is. ( Note : Please make sure that you create the table and not just provide the final answer). 5 points for the table + 2 points for explanation = 7 points Point Distribution 5 points for the table and 2 points for the explanation Total points for Question 1 = 7 ************************************************ 2. Describe what the 1-2-3 rule is. 3 points The 1-2-3 rule says that regardless of the exact shape of the normal distribution, 68.26% of all observations are within +1 and -1 s.d. of the mean, and 95.44% of all observations are within +2 and

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• Fall '11
• Gemelli

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