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# Correlation & Class Intervals Quiz #2 Review

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## Correlation & Class Intervals

Created Date 09.21.20
Last Updated 09.23.20
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Topics of this game:
• For correlation you use a table with the following columns:
• Your frequency determines...
• For your Cumulative Frequency, you multiply times _____ to get a percent.
• Each interval should have the ___ amount of numbers.
• If you have 100 numbers & need 10 intervals, how many numbers should be in each interval?
• Your numbers you plug into your table are all your ____ from the table.
• The sum of your numbers under frequency should ALWAYS equal...
• In a correlation, you are looking at the relationship between?
• n is
• What is the formula for the coefficient of determination?
• .5 to 1 is what type of correlation relationship?
• When you are figuring out the strength of a correlation, the (+) & (-) don't play any effect.
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