Achieving which control goal requires that all valid objects or events are captured and entered into a system’s database once and only once? a. ensure update accuracy b. ensure update completeness c. ensure input validity d. ensure input completeness

What are the domain and range of the function? f(x) = -4 (sqrt)x

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?