High School Math 1 Chapter 6
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Multiplication counting principle | If 1 event can occur in m ways and another can occur in n ways, the number of ways both can occur together is m x n.
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| Addition counting principle | If the possibilities being counted can be divided into groups with no possibilities in common, the total number of possibilities is the sum.
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| Permutation | An arrangement of objects in which order is important.
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| Combination | A selection of objects in which order is not important.
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| Compound event | Combines 2 or more events, using the word and or the word or.
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| Mutually exclusive events | No common outcomes.
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| Overlapping events | At least one common outcome.
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| Independent events | One event has no effect on the other.
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| Dependent events | One event affects the outcome of the other.
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| Conditional probability | If events are dependent, the probability the second one will occur, given the results of the first one.
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| Expected value | The sum of the probabilities of an event multiplied by the corresponding outcomes.
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| Survey | Study of one or more characteristics of a group.
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| Population | The entire group you want information about.
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| Random sample | Every population member has an equal chance of being selected.
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| Stratified random sample | Population is divided into groups, and members are selected at random from each group.
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| Systematic sample | A rule (such as every 3rd one) is used to select members of the population.
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| Convenience sample | Easily accessible members of the population are selected.
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| Self-selected sample | Members select themselves by volunteering.
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| Representative sample | Sample accurately relects the characteristics of the population.
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| Biased sample | Sample doesn't represent the population.
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| Biased question | Encourages a particular response.
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| Measure of central tendency | Indicator of the middle of the data.
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| Measure of dispersion | Indicator of how much the data is spread.
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| Mean absolute deviation | Average distance from the mean.
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| Quartile | Median of an ordered data set
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| Upper quartile | Median of the upper half of an ordered data set.
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| Lower quartile | Median of the lower half of an ordered data set.
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| Interquartile range | Difference between the upper quartile and the lower quartile of a data set.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
janeday
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