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High School: Statistics and Probability

Combinations

Directions: Using the digits 1 through 9, once each, fill in the blanks so that the statement is true. Can you find more than one? Source: Kerri Swails, Mark Alvaro

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Standard Deviation

Directions: Using only numbers 1-9 (without repeating any number), fill in the boxes to create a set of data with the largest possible standard deviation. Source: Mark Alvaro

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