Water's Edge is a clothing retailer that promotes its products via catalog and accepts customer orders by all of the conventional ways including the Internet. The company has gained a competitive advantage by collecting data about its operations and the customer each time an order is processed. Among the data collected with each order are: number of items ordered, total shipping weight of the order, whether or not all items ordered were available in inventory, time taken to process the order, customer's number of prior orders in the last 12 months, and method of payment. For each of the six aforementioned variables, identify which of the variables are discrete and which are continuous.
Question 2
In order to test for the significance of a regression model involving 8 independent variables and 121 observations, the numerator and denominator degrees of freedom (respectively) for the critical value of F are
a. 8 and 121
b. 7 and 120
c. 8 and 112
d. 7 and 112
Water's Covalent Bonds Are Polar
Hand Washing Using Soap and Water
Using a water-based cleaning system helps reduce the hazards from using strong chemicals.
A typical purified water system
The movement of water and nutrient through a tree
Water Molecule