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8th grade knowledge map probability and data and statistics

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


   


 

 

 

 

 

 
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