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Pick up a warm up from the front! April 21 th, 2014

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Math IIIWarm Up 4/21/14 The twenty highest dams have heights of 240, 335, 260, 300, 285, 262, 272, 225, 242, 261, 233, 250, 243, 237, 236, 243, 234, 235, 226, and 261 meters. 1. Find an appropriate class interval.2. Name the class limits. 3. Find the class marks. 4. Construct a frequency distribution table. 5. Draw a histogram of the data.

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Math IIIWarm Up4/21/14 Questions over Assignment?

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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 frequency, can be used to create a probability distribution. Number of heads FrequencyProbability 04 18 24

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

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Find the mean and st. dev. 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!

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Assignment: Work on Please be Discrete Learning Task #1&2

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