Graphing Practice Problem #6
Amount of ethylene in ml/m^{2} 
Wine sap Apples: Days to Maturity 
Golden Apples: Days to Maturity 
Gala Apples: Days to Maturity 
10  14  14  15 
15  12  12  13 
20  11  9  10 
25  10  7  9 
30  8  7  8 
35  8  7  7 
 Ethylene is a plant hormone that causes fruit to mature. The data above concerns the amount of time it takes for fruit to mature from the time of the first application of ethylene by spraying a field of trees.
 Make a line graph of the data.
 What is the dependent variable?
 What is the independent variable?

