This table represents Mindy's check register. Her checking account had a balance of $647.60 on November 20. Use the information in the check register to determine the balance of Mindy's checking account after the transaction on December 10.

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$ ■

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.