Download - Math dictionary chapter 12
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MATH DICTIONARY CHAPTER 12
By: Derek Marsh and Tyler Henderson
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RANGE, MEDIAN, MEAN, MODE
Range- The difference between the highest and the lowest #s in the data.
Median- The middle # when the data are put in order
Mean- sum of the #s divided how many #s there are
Mode- the # that appears the most often
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STEM AND LEAF PLOT A way to display data by putting it in
order!
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LOWER AND UPPER QUARTILES
Lower quartile- median of the first half of the data
Upper quartile- median of the second half of the data
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BOX-AND-WHISKER PLOT Used to organize and display data by
breaking into quarters
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LOWER AND UPPER EXTREME
Lower extreme- lowest # in the data Upper extreme- highest # in the data
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CIRCLE AND LINE GRAPHS Circle graph- breaks data into parts of a
whole Line graph- displays data over time
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TREE DIAGRAM A diagram used to show all the possible
outcomes/ combinations
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FUNDAMENTAL COUNTING PRINCIPLE
If one event can occur in m ways and then the second event can occur in n ways. The ways that the two events can occur together is m*n
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COMPLEMENTARY When one or the other event has to
happen probabilities will add up to one
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UNFAVORABLE OUTCOME The outcome you don’t want to happen
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ODDS The ratio of favorable outcomes to
unfavorable outcomes
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PROBABILITY Number of favorable outcomes over the
total number of outcomes.
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INDEPENDENT AND DEPENDENT EVENTS
Independent: The first event does not affect the second event.
Dependent: The first event does have an affect on the second event.
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STEM AND LEAF PLOT0 1 8 8 8 81 0 0 1 2 2 3 3 9
Mean:10.2Median:10Mode: 8
Range: 18
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FUNDAMENTAL COUNTING PRINCIPLE
8 x 4 x 3= 96 The probability is 1/96
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