Used as a measurement of risk: ________________________________________________  measures the risk of a normal distribution by explaining about 68% of all out comes within one of these of the mean

2)Utilizing an array function requires special keystrokes in excel. To lock in the =sum function as an array, you must press three keys together, ____________________________________________  , shift and enter

3)If you wish to combine 2 cells that contain text entries rather than using a "+"sign we would use a which would combine the Blue_____ Cow___________to be read as________________________BlueCow