8th grade knowledge map probability and data and statistics
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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| _____ is the ratio of favorable outcomes to total possible outcomes. | Probability
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| _____ probability is mathematically what should happen. | Theoretical
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| _____ probability is what does happen. | Experimental
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| When two events have no effect on each other, they are considered _____ events. | independent
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| When a second event is affected by a previous event, they are considered _____ events. | dependent
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| _____ are experiments designed to act out a situation in real life with a given probability. | Simulations
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| _____ is the measures of mean, median, and mode. | Central tendency
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| The _____ , or average, is found by taking the sum of the data divided by the number of data. | mean
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| The _____ is the most frequently occurring piece of data. | mode
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| The _____ is the middle piece of data when in order from least to greatest. | median
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| The _____ of the data is the difference between the greatest value and the smallest value in the data set. | range
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| A _____ compares two sets of data to see relationships. | scatter plot
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| A _____ is a measure of how one variable depends on or is related to another. | correlation
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| A _____ is a relationship between two sets of vaiables where both sets increase. | positive correlation
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| A _____ is a relationship between two sets of variables where one set increases and the other decreases. | negative correlation
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| If there is no relationship between the two variables, they have _____ . | no correlation
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| _____ represent how data changes over time. | Line graphs
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| A _____ is a bar graph that represents frequency of data in intervals. | histogram
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| _____ are best for comparing parts to a whole. | Circle graphs
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| A _____ is a diagram showing frequency of data on a number line. | line plot
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| A _____ is an arrangement of numbers that separate the digits into columns. | stem and leaf plot
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| A _____ is a graphical method for showing the median, quartiles, and extremes of data. | box and whisker plot
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| The _____ is the median of the lower half of an ordered set of data. | lower quartile
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| The _____ is the median of the upper half of an ordered set of data. | upper quartile
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| _____ are points of data that don't fit the general pattern. | Outliers
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| A _____ should be a randomly selected group chosen for the purpose of collecting data. | sample
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| _____ are graphs made to misrepresent the data by using skewed scales, intervals, and samples. | Misleading graphs
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Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
suev503
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