Data Analysis
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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bias | a statistical sampling or testing error caused by systematically favoring some outcomes over others
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box and whisker plot | "a diagram that summarizes data using the median, the upper and lower quartiles, and the extreme values."
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inference | refers to drawing a conclusion from data
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outlier | "a piece or pieces of data that lie out from the rest of the data (high or low) that can skew (affect) the mean; extreme data that is more than 1.5 more times the interquartile range from the upper or
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quartile | values that divide a set of data into four equal parts
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sample | randomly selected group chosen for the purpose of collecting data
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scatter plot | compares two sets of data to see relationships
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trend | a general direction either upward or downward is called
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trend line | "in a scatterplot, a line that closely fits the data points."
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validity | "in an experiment, there were no biases or unjust sampling when collecting the data"
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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.
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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:
aprilchauvette
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