The measure of dispersion which is not measured in the same units as the original data is the a. variance b. standard deviation c. median d. coefficient determination

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great

What will be the end result for the taxpayer who filed his federal income tax return using the 1040ez form shown belowa he'll owe $173b he'll receive a refund of $173c he'll owe $3921d he'll receive a refund of $3921