Answer
The demand schedule is a table which represents the consumer demand for the product when it is offered at different price points.
A demand curve is the same information in a graphical format.
Thus, demand schedule and demand curve are two different ways of presenting the same data or information about how the demand of a good is related to its price.
The demand curve slopes downwards because, when the price reduces, the demand for the product increases.
Work Step by Step
The explanation is given through the use of the figure attached.