Question 7 (Mandatory) (1 point) The table below lists the results of a survey which explored the food expenditures of seven families. The survey was developed to determine if there was a correlation 6 between monthly income and food expenditure. Which variable is the dependent variable? Monthly Income ($) Food Expenditure ($) 2300 1000 2800 950 3700 1400 4500 1500 2100 900 3200 1300 3000 1100 Monthly income The seven families Food expenditure There is no dependent variable Question 8 (Mandatory) (1 point) What are the characteristics of the coefficient of correlation? It shows the direction and strength of the linear (straight line) relationship between two interval- or ratio- scale variables. It ranges from -1 up to and including 1. A value near O indicates there is little association between the variables. All of these answers are correct