Assignment2-dx[1] - Assignment-2 due by Midnight (11:59pm)...

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Assignment-2 due by Midnight (11:59pm) Sunday, February 13 th , 2011 (Chapters 3 and 4) Name : Reem Aljameh ID Number: 50068518 True/False Chapter 3 1. The income distribution is skewed to the right; therefore the Median Income must be less than the Mean Income. False 2. The range of the measurement is the largest measurement plus the smallest measurement. True ( must be False) 3. The mean is said to be more resistant to extreme values. False ( must be True) 4. If there are 5 classes in a frequency distribution then the third class does not necessarily contain the median. False Chapter 4 5. The probability of an event is the multiplication (or product) of the probabilities of the sample space outcomes that correspond to the event . False. 6. If events A and B are independent, then P(A/B) is always equal to zero. False 7. If events A and B are mutually exclusive, then P(A/B) is always equal to zero. True 1
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8. Events that have no sample space outcomes in common and, therefore cannot occur simultaneously are referred to as independent events. True. ( should be False) Multiple choices (2 points each) Chapter 3 1. According to a survey of the top 10 employers in a major city in the Midwest, a worker spends an average of 413 minutes a day on the job. Suppose the standard deviation is 26.8 minutes and
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Assignment2-dx[1] - Assignment-2 due by Midnight (11:59pm)...

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