4 questions 20 points please help 1) Identify whether the following situation represents causation: As the weather gets hotter, more bottled water is consumed.
A. yes
B. no
C. there is correlation not
causation
D. cannot tell

2) As the number of hours of watching TV increase, the scores students received on tests decrease. Is this an example of causation?
A. no
B. yes
C. this is an example of
correlation not causation
D. cannot tell

3) Identify whether the following situation represents causation: Exercising 45 minutes a day leads to weight loss.
A. yes
B. no
C. this is an example of
correlation
D. cannot tell

4) Identify whether the following situation represents causation: The price of a limited edition toy increases as demand increases.
A. yes
B. no
C. this is an example of
correlation
D. cannot tell

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.

What is 4(x2 – 3x) + 12x2 + x simplified? f 4x2–3x h 16x2–11x g13x2–2x i16x2–12x

Which statement best explains whether the table represents a linear or nonlinear function? input (x) output (y) 2 5 4 10 6 15 8 20 it is a linear function because the input values are increasing. it is a nonlinear function because the output values are increasing. it is a linear function because there is a constant rate of change in both the input and output. it is a nonlinear function because there is a constant rate of change in both the input and output.