Chapter 1
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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Given an input/output data set, how do you determine if the data is linear? | the ratio of change y/change x is the same for all the data
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In general terms, given a set of input/output data that is linear, what are the steps to generate the equation of a line? (without a calulator) | Pick any two points and find the slope; then using the slope and either of the two points, substitute the values into the point-slope formula
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What is your personal, heartfelt definition of slope? | slope is steepness, rise/run, change y/change x, m = (ysub2-ysub1)/(xsub2-xsub1)
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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:
cottersd
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