2 points Rocio gets $5 each week for an allowance, and can earn $2 for each extra chore she completes. She wants to earn $18 to buy a shirt. How many extra chores does she need to do
this week to earn enough money?

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.