STATISTICAL VOCAB Flashcards
a graph that uses Xs above a number line to show data;line plots are useful for showing how data is grouped
line plot
a question that can have a variety of answers and can be used to make a prediction about a larger group
statistical question
shows how spread out or how clustered data values are.
distribution
the sum of all the values divided by the number of values
mean
the middle number in a data set when all the values are listed from least to greatest
median
the number that appears most often in a data set
mode
a five number summary that includes the minimum , the lower quartile, the median, the upper quartile, and the maximum; shown graphically next to a numberline
box plot
the middle number of all values less than median
lower quartile
the middle number of all values greater than the median
upper quartile
the difference between the greatest and least values in a data set
range
the difference between the upper quartile and lower quartile
interquartile
a data point far away from the other data points; it doesn’t quite fit with the rest of the data points
outlier
