In a certain statistics course, four exams were given. Each student s grade was based on a weighted average of his exam scores. The first two tests had weights of 1, the third test had a weight of 2, and the final test had a weight of 3. The exam scores for one student are listed below. 
The student s overall average was _________.
Definitions:
Substitutes
Products or services that can be used in place of each other, where an increase in the price of one leads to an increase in demand for the other.
Market-Clearing Level
Market-Clearing Level is the price point at which the quantity of goods supplied is equal to the quantity of goods demanded, eliminating any surplus or shortage in the market.
Quantity Supplied
The total amount of a good or service that producers are willing and able to sell at a given price over a specific period.
Quantity Demanded
The aggregate quantity of a product or service that buyers are prepared and capable of buying at a certain price point.
Q9: If 5 points are added to each
Q10: In a certain statistics course, four exams
Q20: All of the following can occur when
Q31: In a negative relationship, _.<br>A) as X
Q35: Pick the best answer from the following
Q38: The regression line will always go through
Q62: Stem and leaf diagrams are like histograms,
Q65: What is the range of the distribution
Q91: Given the frequency distribution of grouped scores
Q105: A percentile point is defined as _.<br>A)