Your aunt works at a factory when they need extra help. She makes $8 per hour on first shift, $9 per hour on second shift, and $10 per
hour on third shift.
a. Do the ordered pairs (hours worked, earnings) represent a function for
all possible values? Explain.
b. Do the ordered pairs (earnings, hours worked) represent a function for
all possible values? Explain.
c. Explain a way you could divide the ordered pairs in part (a) into three sets
that are functions.

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.